{"meta":{"api_version":"v1","data_status":"verified","category":"wireless-earbuds","category_count":1,"categories":[{"id":"wireless-earbuds","label":"Wireless earbuds","short_label":"Wireless earbuds","methodology_version":"wireless-earbuds-v1.1","description":"Published bud and case battery, ANC, multipoint, protection rating, charging, weight and evidence coverage.","ranking_basis":"Specification-led comparison of exact UK models. Battery life and protection ratings depend on conditions and are not independently measured here.","product_count":20,"ranked_count":20,"in_stock_count":0,"checked_at":"2026-07-29T17:17:15.937Z","offer_observation_window":{"oldest_checked_at":"2026-07-29T17:17:15.937Z","newest_checked_at":"2026-07-29T17:17:15.937Z"},"observed_in_stock_receipt_count":20,"fresh_offer_count":0}],"market":"GB","evidence_checked_at":"2026-07-29T17:17:15.937Z","offer_observation_window":{"oldest_checked_at":"2026-07-29T17:17:15.937Z","newest_checked_at":"2026-07-29T17:17:15.937Z"},"generated_at":null,"trace_schema_version":"evidence-trace-v1.0","claim_level_trace_count":2,"readiness_schema_version":"recommendation-readiness-v1.1","readiness_profile_count":160,"review_analysis_schema_version":"review-analysis-category-v2.0","review_analysis_product_count":16,"leading_readiness_profile_count":40,"identity_exclusion_count":1,"product_count":20,"ranked_count":20,"fresh_offer_count":0,"in_stock_count":0,"observed_in_stock_receipt_count":20,"ranking_basis":"Specification-led comparison of exact UK models. Battery life and protection ratings depend on conditions and are not independently measured here.","freshness_policy":"Use checked_at on each offer, image and review source. Response time is never evidence freshness.","warning":"Scores compare traceable published specifications, checked prices and review evidence within one category. They are not laboratory measurements and are not comparable across categories. Availability may have changed after checked_at.","review_policy":"Review pools are deduplicated and trust-adjusted. Experimental LLM review synthesis is source-linked, shadow-only and does not alter score, rank or purchase-advice eligibility.","commercial_policy":"Offer links currently resolve directly through an attributable redirect. Affiliate state never enters eligibility, score or rank.","methodology_url":"https://agentreviewdata.com/methodology","evidence_system_url":"https://agentreviewdata.com/evidence","recommendation_readiness_url":"https://agentreviewdata.com/readiness","identity_exclusions_url":"https://agentreviewdata.com/api/v1/identity-exclusions"},"data":{"product_id":"prd-wireless-earbuds-d1200g11","product_slug":"soundcore-d1200g11","name":"soundcore Liberty Buds | Half-In-Ear Wireless Bluetooth Earbuds with ANC","model":"D1200G11","category":"wireless-earbuds","market":"GB","status":"experimental_llm_review_synthesis","human_review_status":"not_second_person_reviewed","rank_impact":"shadow_only","affects_specification_score":false,"method_version":"generic-holistic-v2","verdict_band":"good_with_compromises","estimate_status":"published","quality_estimate":68,"quality_range":{"low":60,"high":75},"confidence":"moderate","overall_assessment":"A well-equipped semi-in-ear model with potentially enjoyable, adjustable sound, good call performance and practical battery life, but fit is the decisive trade-off. Two hands-on reviewers could not keep it secure even with the largest fins, which also made ANC nearly ineffective; a third found it comfortable and notably secure. Noise cancellation should therefore be treated as highly fit-dependent rather than reliably strong. [libertybuds-scarbir:p018, libertybuds-scarbir:p019, libertybuds-tbreak:p005, libertybuds-tbreak:p006, libertybuds-kopfhoerer:p002, libertybuds-tbreak:p014, libertybuds-kopfhoerer:p014]","stability":{"verdict":"minor_variation","estimate_spread":0,"numeric_estimate_status":"publish","candidate_count":3,"selected_candidate":1,"selection_rationale":"Candidate 1 is the most calibrated: it treats fit and ANC as genuinely conflicted and fit-dependent, keeps battery/call confidence moderate where methods are thin, and covers the category-critical factors without converting reviewer disagreement into consensus. Its citations are generally direct and its conditional verdict is useful.","material_failures":["Candidate 2 overstates confidence for sound and battery despite subjective listening disagreement and largely undisclosed battery methods.","Candidate 3 rates Scarbir fit evidence high without sufficiently reflecting the cross-review anatomy conflict at source-topic level; candidate 1 handles that calibration better.","All three candidates converge on the same conditional verdict and identical 68 estimate; differences are mainly confidence and wording rather than a material conclusion conflict."]},"estimate_basis":{"method":"holistic_judgement_over_cited_findings","evidence_ids":["libertybuds-scarbir:p073","libertybuds-scarbir:p078","libertybuds-scarbir:p081","libertybuds-tbreak:p011","libertybuds-kopfhoerer:p010","libertybuds-scarbir:p028","libertybuds-scarbir:p046","libertybuds-tbreak:p010","libertybuds-kopfhoerer:p009","libertybuds-scarbir:p047","libertybuds-tbreak:p017","libertybuds-scarbir:p022","libertybuds-tbreak:p018","libertybuds-kopfhoerer:p017","libertybuds-kopfhoerer:p018","libertybuds-kopfhoerer:p020","libertybuds-tbreak:p005","libertybuds-tbreak:p006","libertybuds-kopfhoerer:p002","libertybuds-tbreak:p014","libertybuds-kopfhoerer:p014","libertybuds-kopfhoerer:p015","libertybuds-tbreak:p008","libertybuds-kopfhoerer:p006","libertybuds-tbreak:p015","libertybuds-tbreak:p016","libertybuds-scarbir:p019","libertybuds-scarbir:p018","libertybuds-scarbir:p082","libertybuds-scarbir:p058","libertybuds-scarbir:p060","libertybuds-scarbir:p049","libertybuds-kopfhoerer:p012","libertybuds-scarbir:p066","libertybuds-tbreak:p013","libertybuds-scarbir:p050","libertybuds-kopfhoerer:p016","libertybuds-scarbir:p029","libertybuds-scarbir:p020","libertybuds-kopfhoerer:p003"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"],"limitation":"The estimate is a model judgement over cited findings, not a fixed formula. The verdict band is the primary public interpretation."},"source_assessments":[{"source_id":"libertybuds-scarbir","hands_on_status":"confirmed","trust":"high","trust_rationale":"The reviewer explicitly says the product was self-bought and describes concrete wear, connectivity, calls, latency, ANC scenarios and listening observations.","material_topics":["comfort_and_fit","battery_and_charging","controls_connectivity_and_app","microphone_quality","noise_control_or_awareness","sound_and_tuning"],"topic_assessments":[{"topic":"comfort_and_fit","trust":"moderate","basis":"Detailed first-person fit and movement testing, but fit is anatomy-dependent."},{"topic":"noise_control_or_awareness","trust":"high","basis":"Reports scenario-specific ANC subscores and explains the test context."},{"topic":"sound_and_tuning","trust":"high","basis":"Detailed comparative listening observations across volume and genres."},{"topic":"microphone_quality","trust":"moderate","basis":"Describes voice clarity and different background-noise conditions."},{"topic":"battery_and_charging","trust":"moderate","basis":"Provides direct-use battery and quick-charge observations, without a stated controlled protocol."},{"topic":"controls_connectivity_and_app","trust":"high","basis":"Reports direct testing of range, multipoint, controls, app and latency."}],"publisher":"Scarbir","publisher_group":"Scarbir","title":"Soundcore Liberty Buds review","url":"https://www.scarbir.com/tws/soundcore-liberty-buds-review","source_kind":"editorial_review","exact_model_status":"resolved_base_model","evidence_ids":["libertybuds-scarbir:p073","libertybuds-scarbir:p078","libertybuds-scarbir:p081","libertybuds-scarbir:p028","libertybuds-scarbir:p046","libertybuds-scarbir:p047","libertybuds-scarbir:p022","libertybuds-scarbir:p019","libertybuds-scarbir:p018","libertybuds-scarbir:p082","libertybuds-scarbir:p058","libertybuds-scarbir:p060","libertybuds-scarbir:p049","libertybuds-scarbir:p066","libertybuds-scarbir:p050","libertybuds-scarbir:p029","libertybuds-scarbir:p020"],"retrieved_at":"2026-07-30T09:58:10.261Z","content_sha256":"102f627a0bc2dd24fb14b0b945ebac1c640328c36a13eede6a91caac263fc42b","paragraph_count":114},{"source_id":"libertybuds-tbreak","hands_on_status":"confirmed","trust":"high","trust_rationale":"The reviewer identifies the supplied colour unit and gives first-person experience across fins, running/gym use, ANC modes, sound, calls and controls.","material_topics":["comfort_and_fit","controls_connectivity_and_app","noise_control_or_awareness","sound_and_tuning","microphone_quality","battery_and_charging"],"topic_assessments":[{"topic":"comfort_and_fit","trust":"high","basis":"Describes trying every included fin size and using the buds during running and gym sessions."},{"topic":"noise_control_or_awareness","trust":"high","basis":"Compares ANC on, off and transparency against several real environmental sounds."},{"topic":"sound_and_tuning","trust":"moderate","basis":"Direct listening observations, including the effect of HearID, but no measurement methodology."},{"topic":"microphone_quality","trust":"moderate","basis":"Reports everyday-call and meeting experience with background noise."},{"topic":"controls_connectivity_and_app","trust":"high","basis":"Directly reports accidental control inputs and app-function use."},{"topic":"battery_and_charging","trust":"moderate","basis":"Characterizes endurance as strong but gives figures largely consistent with specifications and caveats rather than a documented battery-rundown test."}],"publisher":"Tbreak","publisher_group":"Tbreak Media","title":"Soundcore Liberty Buds review","url":"https://tbreak.com/soundcore-liberty-buds-review/","source_kind":"editorial_review","exact_model_status":"resolved_base_model","evidence_ids":["libertybuds-tbreak:p011","libertybuds-tbreak:p010","libertybuds-tbreak:p017","libertybuds-tbreak:p018","libertybuds-tbreak:p005","libertybuds-tbreak:p006","libertybuds-tbreak:p014","libertybuds-tbreak:p008","libertybuds-tbreak:p015","libertybuds-tbreak:p016","libertybuds-tbreak:p013"],"retrieved_at":"2026-07-30T09:58:10.360Z","content_sha256":"700e65817822659c57ce45fdc17c491e8d952f736912ac829f1ccbdf4dc82dc2","paragraph_count":21},{"source_id":"libertybuds-kopfhoerer","hands_on_status":"confirmed","trust":"high","trust_rationale":"The named reviewer gives first-person fit, listening and ANC observations in specific real-world conditions.","material_topics":["comfort_and_fit","controls_connectivity_and_app","sound_and_tuning","noise_control_or_awareness","battery_and_charging"],"topic_assessments":[{"topic":"comfort_and_fit","trust":"high","basis":"Reports repeated loss from the ears despite the longest fins, plus a workaround during winter use."},{"topic":"noise_control_or_awareness","trust":"high","basis":"Reports direct street and tram observations and distinguishes ANC's sonic effect from attenuation."},{"topic":"sound_and_tuning","trust":"moderate","basis":"Provides detailed listening impressions, explicitly conditional on a secure fit."},{"topic":"controls_connectivity_and_app","trust":"high","basis":"Reports overly sensitive touch surfaces and direct app feature use."},{"topic":"battery_and_charging","trust":"moderate","basis":"Reports runtime and fast-charge figures, but the test procedure is not stated."}],"publisher":"Kopfhoerer.de","publisher_group":"Kopfhoerer.de","title":"Soundcore Liberty Buds review","url":"https://www.kopfhoerer.de/test/soundcore-liberty-buds/","source_kind":"editorial_review","exact_model_status":"resolved_base_model","evidence_ids":["libertybuds-kopfhoerer:p010","libertybuds-kopfhoerer:p009","libertybuds-kopfhoerer:p017","libertybuds-kopfhoerer:p018","libertybuds-kopfhoerer:p020","libertybuds-kopfhoerer:p002","libertybuds-kopfhoerer:p014","libertybuds-kopfhoerer:p015","libertybuds-kopfhoerer:p006","libertybuds-kopfhoerer:p012","libertybuds-kopfhoerer:p016","libertybuds-kopfhoerer:p003"],"retrieved_at":"2026-07-30T09:58:10.614Z","content_sha256":"1b320a438c11d5a01ebcee9c5f7180beda29903f271ca35c870083fca09e7fa1","paragraph_count":22}],"critical_evidence":[{"topic":"sound_and_tuning","status":"supported","summary":"All three hands-on sources found sound at least enjoyable or good when the buds fit correctly, with bass presence and useful EQ/HearID adjustment. The character is not universally exciting: one reviewer found it somewhat flat and less engaging, while others heard natural, dense or warm sound. [libertybuds-scarbir:p073, libertybuds-scarbir:p078, libertybuds-scarbir:p081, libertybuds-tbreak:p015, libertybuds-tbreak:p016, libertybuds-kopfhoerer:p010, libertybuds-kopfhoerer:p012]","evidence_ids":["libertybuds-scarbir:p073","libertybuds-scarbir:p078","libertybuds-scarbir:p081","libertybuds-tbreak:p015","libertybuds-tbreak:p016","libertybuds-kopfhoerer:p010","libertybuds-kopfhoerer:p012"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"comfort_and_fit","status":"conflicted","summary":"Fit evidence is sharply anatomy-dependent. Scarbir found the fins comfortable and secure during running, jumping and bending, whereas Tbreak and Kopfhoerer found the buds unstable or prone to falling out despite trying fins. [libertybuds-scarbir:p018, libertybuds-scarbir:p019, libertybuds-tbreak:p005, libertybuds-tbreak:p006, libertybuds-kopfhoerer:p002]","evidence_ids":["libertybuds-scarbir:p018","libertybuds-scarbir:p019","libertybuds-tbreak:p005","libertybuds-tbreak:p006","libertybuds-kopfhoerer:p002"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"noise_control_or_awareness","status":"conflicted","summary":"ANC is fit-sensitive and inconsistent across reviewers. Scarbir found useful reductions, especially for lighter and irregular noise, while Tbreak and Kopfhoerer heard minimal practical attenuation because the semi-in-ear fit admitted environmental sound. Transparency similarly had little practical effect for Tbreak and Kopfhoerer. [libertybuds-scarbir:p058, libertybuds-scarbir:p060, libertybuds-scarbir:p066, libertybuds-tbreak:p013, libertybuds-tbreak:p014, libertybuds-kopfhoerer:p014, libertybuds-kopfhoerer:p015]","evidence_ids":["libertybuds-scarbir:p058","libertybuds-scarbir:p060","libertybuds-scarbir:p066","libertybuds-tbreak:p013","libertybuds-tbreak:p014","libertybuds-kopfhoerer:p014","libertybuds-kopfhoerer:p015"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"microphone_quality","status":"supported","summary":"Two direct-use sources describe clear, natural or decent voice quality for calls and meetings, though wind and heavier noise remain limitations. [libertybuds-scarbir:p047, libertybuds-scarbir:p049, libertybuds-scarbir:p050, libertybuds-tbreak:p017]","evidence_ids":["libertybuds-scarbir:p047","libertybuds-scarbir:p049","libertybuds-scarbir:p050","libertybuds-tbreak:p017"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak"]},{"topic":"battery_and_charging","status":"supported","summary":"The supplied hands-on evidence consistently characterizes runtime as roughly six hours with ANC and seven without, with useful 10-minute fast charging; test protocols are not described. [libertybuds-scarbir:p022, libertybuds-tbreak:p018, libertybuds-kopfhoerer:p016, libertybuds-kopfhoerer:p017, libertybuds-kopfhoerer:p018, libertybuds-kopfhoerer:p020]","evidence_ids":["libertybuds-scarbir:p022","libertybuds-tbreak:p018","libertybuds-kopfhoerer:p016","libertybuds-kopfhoerer:p017","libertybuds-kopfhoerer:p018","libertybuds-kopfhoerer:p020"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"controls_connectivity_and_app","status":"supported","summary":"Feature depth, app customization and multipoint are well supported, but touch sensitivity can cause accidental inputs. [libertybuds-scarbir:p028, libertybuds-scarbir:p029, libertybuds-scarbir:p046, libertybuds-tbreak:p008, libertybuds-tbreak:p010, libertybuds-kopfhoerer:p006, libertybuds-kopfhoerer:p009]","evidence_ids":["libertybuds-scarbir:p028","libertybuds-scarbir:p029","libertybuds-scarbir:p046","libertybuds-tbreak:p008","libertybuds-tbreak:p010","libertybuds-kopfhoerer:p006","libertybuds-kopfhoerer:p009"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"durability_and_long_term","status":"unknown","summary":"IP55 resistance is reported, but the corpus contains no meaningful long-term reliability or durability testing. [libertybuds-scarbir:p020, libertybuds-kopfhoerer:p003]","evidence_ids":["libertybuds-scarbir:p020","libertybuds-kopfhoerer:p003"],"source_ids":["libertybuds-scarbir","libertybuds-kopfhoerer"]}],"strengths":[{"topic":"sound_and_tuning","summary":"Potentially satisfying, bass-capable sound with controlled or smooth treble and meaningful personalization through EQ/HearID. [libertybuds-scarbir:p073, libertybuds-scarbir:p078, libertybuds-scarbir:p081, libertybuds-tbreak:p011, libertybuds-kopfhoerer:p010]","confidence":"moderate","evidence_quality":"strong","evidence_ids":["libertybuds-scarbir:p073","libertybuds-scarbir:p078","libertybuds-scarbir:p081","libertybuds-tbreak:p011","libertybuds-kopfhoerer:p010"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"controls_connectivity_and_app","summary":"The app is unusually comprehensive, with customization, EQ/HearID and multipoint support. [libertybuds-scarbir:p028, libertybuds-scarbir:p046, libertybuds-tbreak:p010, libertybuds-kopfhoerer:p009]","confidence":"high","evidence_quality":"strong","evidence_ids":["libertybuds-scarbir:p028","libertybuds-scarbir:p046","libertybuds-tbreak:p010","libertybuds-kopfhoerer:p009"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"microphone_quality","summary":"Calls appear reliably competent for everyday use, with good clarity in two independent reviews. [libertybuds-scarbir:p47, libertybuds-tbreak:p017]","confidence":"moderate","evidence_quality":"moderate","evidence_ids":["libertybuds-scarbir:p047","libertybuds-tbreak:p017"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak"]},{"topic":"battery_and_charging","summary":"Around six to seven hours per charge and rapid charging are practical strengths. [libertybuds-scarbir:p022, libertybuds-tbreak:p018, libertybuds-kopfhoerer:p017, libertybuds-kopfhoerer:p018, libertybuds-kopfhoerer:p020]","confidence":"moderate","evidence_quality":"moderate","evidence_ids":["libertybuds-scarbir:p022","libertybuds-tbreak:p018","libertybuds-kopfhoerer:p017","libertybuds-kopfhoerer:p018","libertybuds-kopfhoerer:p020"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]}],"weaknesses":[{"topic":"comfort_and_fit","summary":"For two reviewers, the semi-in-ear design was insecure even with the largest fins; this made exercise use untenable in one case. [libertybuds-tbreak:p005, libertybuds-tbreak:p006, libertybuds-kopfhoerer:p002]","confidence":"high","evidence_quality":"strong","evidence_ids":["libertybuds-tbreak:p005","libertybuds-tbreak:p006","libertybuds-kopfhoerer:p002"],"source_ids":["libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"noise_control_or_awareness","summary":"ANC may make little practical difference when the fit is loose, and neither ANC nor transparency was consistently effective in two hands-on tests. [libertybuds-tbreak:p014, libertybuds-kopfhoerer:p014, libertybuds-kopfhoerer:p015]","confidence":"high","evidence_quality":"strong","evidence_ids":["libertybuds-tbreak:p014","libertybuds-kopfhoerer:p014","libertybuds-kopfhoerer:p015"],"source_ids":["libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"controls_connectivity_and_app","summary":"Touch controls are prone to accidental activation while adjusting the earbuds. [libertybuds-tbreak:p008, libertybuds-kopfhoerer:p006]","confidence":"high","evidence_quality":"strong","evidence_ids":["libertybuds-tbreak:p008","libertybuds-kopfhoerer:p006"],"source_ids":["libertybuds-tbreak","libertybuds-kopfhoerer"]}],"mixed_or_contextual":[{"topic":"sound_and_tuning","summary":"Sound quality depends materially on fit and tuning choice: HearID improves it for one reviewer, but another still found the presentation competent rather than engaging. [libertybuds-tbreak:p011, libertybuds-tbreak:p015, libertybuds-tbreak:p016, libertybuds-kopfhoerer:p010]","confidence":"moderate","evidence_quality":"strong","evidence_ids":["libertybuds-tbreak:p011","libertybuds-tbreak:p015","libertybuds-tbreak:p016","libertybuds-kopfhoerer:p010"],"source_ids":["libertybuds-tbreak","libertybuds-kopfhoerer"]},{"topic":"comfort_and_fit","summary":"The same fins that delivered a safer fit in one review did not resolve fit in two others, so personal anatomy determines the experience. [libertybuds-scarbir:p019, libertybuds-tbreak:p005, libertybuds-kopfhoerer:p002]","confidence":"high","evidence_quality":"strong","evidence_ids":["libertybuds-scarbir:p019","libertybuds-tbreak:p005","libertybuds-kopfhoerer:p002"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]}],"unknowns":["Long-term durability, failure rates and case/earbud longevity are unknown; IP55 is not long-term evidence. [libertybuds-scarbir:p020, libertybuds-kopfhoerer:p003]","No controlled, cross-source battery-rundown methodology is supplied. [libertybuds-scarbir:p022, libertybuds-tbreak:p018, libertybuds-kopfhoerer:p017]","Microphone performance in severe wind is only thinly evidenced. [libertybuds-scarbir:p050, libertybuds-tbreak:p017]"],"use_cases":[{"use_case":"Semi-in-ear listening for people whose ears securely accept the fins","fit":"good","rationale":"A secure fit can yield comfortable wear, dense or warm sound and broad app-based tuning options. [libertybuds-scarbir:p018, libertybuds-scarbir:p019, libertybuds-scarbir:p082, libertybuds-kopfhoerer:p010]","evidence_ids":["libertybuds-scarbir:p018","libertybuds-scarbir:p019","libertybuds-scarbir:p082","libertybuds-kopfhoerer:p010"],"source_ids":["libertybuds-scarbir","libertybuds-kopfhoerer"]},{"use_case":"Running or gym sessions","fit":"mixed","rationale":"One reviewer found the buds stable during movement, but another repeatedly dropped them during running and gym use. [libertybuds-scarbir:p019, libertybuds-tbreak:p006]","evidence_ids":["libertybuds-scarbir:p019","libertybuds-tbreak:p006"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak"]},{"use_case":"Noise reduction in traffic, gym or busy environments","fit":"mixed","rationale":"One test found useful attenuation for some noise types, but two found little practical benefit when their fit was loose. [libertybuds-scarbir:p058, libertybuds-scarbir:p060, libertybuds-tbreak:p014, libertybuds-kopfhoerer:p014]","evidence_ids":["libertybuds-scarbir:p058","libertybuds-scarbir:p060","libertybuds-tbreak:p014","libertybuds-kopfhoerer:p014"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak","libertybuds-kopfhoerer"]},{"use_case":"Everyday calls and online meetings","fit":"good","rationale":"Two hands-on sources found voice clarity good or decent under ordinary background noise. [libertybuds-scarbir:p047, libertybuds-scarbir:p049, libertybuds-tbreak:p017]","evidence_ids":["libertybuds-scarbir:p047","libertybuds-scarbir:p049","libertybuds-tbreak:p017"],"source_ids":["libertybuds-scarbir","libertybuds-tbreak"]}],"ranking_readiness":{"status":"eligible_for_category_comparison","blockers":["Category comparison should retain a major fit-dependent uncertainty and should not treat ANC as consistently strong. [libertybuds-scarbir:p019, libertybuds-tbreak:p014, libertybuds-kopfhoerer:p014]"]},"schema_version":"review-analysis-category-v2.0","generated_at":"2026-07-30T11:11:22.558Z","methodology":{"approach_id":"generic-holistic-v2","prompt_version":"generic-holistic-v2","prompt_sha256":"4db14904e730e4de66e76113ba9030aa78c3b458417b55f3e628e4e5e8ea9fc4","model":"gpt-5.6-terra","reasoning_effort":"medium","evidence_unit":"retrieved_article_paragraph","minimum_hands_on_sources":3,"minimum_publisher_groups":2,"repeat_count":3,"independent_judge":true,"run_id":"2026-07-30T10-21-36-089Z","output_interpretation":"A judgement-led synthesis of heterogeneous hands-on reviews. Verdict bands are primary; optional estimates are secondary and do not alter rankings.","source_independence_policy":"Related publications share a publisher group and are not counted as fully independent corroboration."},"publication_limits":["The model used only the retrieved corpus and did not browse during analysis.","Every public conclusion retains source and paragraph locators plus retrieval hashes.","The synthesis has not received a second-person review.","Review verdicts do not alter specification scores, category ranks or purchase-advice eligibility.","Products below the review-evidence gate receive no synthetic verdict or estimate."]}}