{"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-d1301gq1","product_slug":"soundcore-d1301gq1","name":"soundcore Sleep A30 | Ultra-Comfortable Sleep Earbuds with ANC","model":"D1301GQ1","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":"withheld_for_instability","quality_estimate":null,"quality_range":null,"confidence":"moderate","overall_assessment":"A well-supported specialist sleep-earbud design: low-profile fit, effective low-frequency noise reduction and adaptive masking are its core strengths. Its tradeoffs are meaningful; sound is warm and sleep-focused rather than detailed, touch controls are disputed or unreliable, and all-night Bluetooth-plus-ANC use may not cover a full sleep period. The three independent hands-on sources support a scored estimate, but fit and battery vary materially by user and mode.","stability":{"verdict":"minor_variation","estimate_spread":6,"numeric_estimate_status":"withhold","candidate_count":3,"selected_candidate":1,"selection_rationale":"Candidate 1 is the most evidence-faithful and best calibrated. It treats fit, controls, calls and battery as genuinely conditional/conflicted, distinguishes continuous Bluetooth-plus-ANC from other modes, and avoids overstating the limited durability evidence. Its specialist-sleep verdict is useful without turning the sources’ positive ANC evidence into a blanket endorsement.","material_failures":["Candidate 2 incorrectly groups locally stored masking sounds with quiet audiobooks; the corpus says local mode stores sleep/masking sounds, while audiobooks are played via Bluetooth. Its higher 'strong' verdict is therefore slightly overextended.","Candidate 3 labels microphone evidence as 'supported' despite directly conflicting noisy-call findings; it should be classified as conflicted or context-dependent.","All candidates use point quality estimates and narrow-looking ranges that imply more numerical precision than this three-review corpus can justify."]},"estimate_basis":{"method":"holistic_judgement_over_cited_findings","evidence_ids":["sleepa30-soundguys:p022","sleepa30-tomsguide:p032","sleepa30-notebookcheck:p018","sleepa30-soundguys:p018","sleepa30-soundguys:p019","sleepa30-tomsguide:p020","sleepa30-tomsguide:p028","sleepa30-soundguys:p024","sleepa30-notebookcheck:p015","sleepa30-tomsguide:p065","sleepa30-soundguys:p031","sleepa30-soundguys:p032","sleepa30-tomsguide:p051","sleepa30-tomsguide:p052","sleepa30-notebookcheck:p017","sleepa30-tomsguide:p027","sleepa30-soundguys:p033","sleepa30-tomsguide:p022","sleepa30-notebookcheck:p002","sleepa30-tomsguide:p031","sleepa30-tomsguide:p059","sleepa30-notebookcheck:p019","sleepa30-tomsguide:p036","sleepa30-tomsguide:p038","sleepa30-notebookcheck:p027","sleepa30-tomsguide:p054","sleepa30-tomsguide:p050","sleepa30-notebookcheck:p025","sleepa30-notebookcheck:p026","sleepa30-tomsguide:p023","sleepa30-soundguys:p021","sleepa30-tomsguide:p058","sleepa30-tomsguide:p064","sleepa30-notebookcheck:p016","sleepa30-tomsguide:p019","sleepa30-tomsguide:p045","sleepa30-notebookcheck:p011","sleepa30-notebookcheck:p014"],"source_ids":["sleepa30-soundguys","sleepa30-tomsguide","sleepa30-notebookcheck"],"limitation":"The judge retained the qualitative verdict but rejected the numeric precision shown by the candidates, so the estimate and range are withheld."},"source_assessments":[{"source_id":"sleepa30-tomsguide","hands_on_status":"confirmed","trust":"high","trust_rationale":"The reviewer describes months of use, specific overnight and call tests, and a timed battery observation. Findings are direct experience, though comfort and sleep-detection behaviour are necessarily individual-unit/user dependent.","material_topics":["comfort and fit","noise control","sleep features","sound","microphone","battery","controls and app","build"],"topic_assessments":[{"topic":"comfort and fit","trust":"moderate","basis":"Detailed side-sleep experience across angles and tip/pad changes, but the reviewer reports both strong comfort and angle-specific pressure."},{"topic":"noise control","trust":"high","basis":"Repeated real-world overnight and noisy-neighbour observations distinguish ANC and passive sealing."},{"topic":"sound and tuning","trust":"high","basis":"Track-specific listening observations identify bass strength and recessed detail."},{"topic":"microphone quality","trust":"moderate","basis":"A described test call provides useful direct evidence, but limited conditions."},{"topic":"battery and charging","trust":"high","basis":"Contains a timed overnight Bluetooth-plus-ANC observation and charging observations."},{"topic":"controls/connectivity/app","trust":"high","basis":"Reports repeated touch-control failures and extended app/sleep-mode use."},{"topic":"durability and long-term","trust":"moderate","basis":"Notes build impression and IPX4, but no durability stress or long-term reliability test."}],"publisher":"Tom's Guide","publisher_group":"Future plc","title":"Soundcore Sleep A30 review","url":"https://www.tomsguide.com/audio/earbuds/soundcore-sleep-a30-review","source_kind":"editorial_review","exact_model_status":"resolved_base_model","evidence_ids":["sleepa30-tomsguide:p032","sleepa30-tomsguide:p020","sleepa30-tomsguide:p028","sleepa30-tomsguide:p065","sleepa30-tomsguide:p051","sleepa30-tomsguide:p052","sleepa30-tomsguide:p027","sleepa30-tomsguide:p022","sleepa30-tomsguide:p031","sleepa30-tomsguide:p059","sleepa30-tomsguide:p036","sleepa30-tomsguide:p038","sleepa30-tomsguide:p054","sleepa30-tomsguide:p050","sleepa30-tomsguide:p023","sleepa30-tomsguide:p058","sleepa30-tomsguide:p064","sleepa30-tomsguide:p019","sleepa30-tomsguide:p045"],"retrieved_at":"2026-07-30T09:58:11.860Z","content_sha256":"c6d1aea34d3642b77edd5fe7a7ff8f151a2752b919f9d0e7790b4110fcd36818","paragraph_count":72},{"source_id":"sleepa30-soundguys","hands_on_status":"confirmed","trust":"high","trust_rationale":"The source states a one-week test with firmware and app versions, includes a measured battery runtime and attenuation testing, and clearly identifies a simulated snore-masking test.","material_topics":["comfort and fit","noise control","snore masking","battery","controls","app"],"topic_assessments":[{"topic":"comfort and fit","trust":"moderate","basis":"Direct overnight side-sleep use found no discomfort or loss of fit, but it is one reviewer's fit outcome over one week."},{"topic":"noise control","trust":"high","basis":"Pairs direct overnight experience with an attenuation result specifically identifying low-frequency benefit."},{"topic":"snore masking","trust":"moderate","basis":"Tested against laptop-played snoring rather than a real sleeping partner, so it is useful but not fully representative."},{"topic":"battery and charging","trust":"high","basis":"Reports a specific tested runtime of 7 hours 33 minutes and observes the wired-only case."},{"topic":"controls/connectivity/app","trust":"high","basis":"Reports repeated failed touch attempts and use of the app as workaround."},{"topic":"sound and tuning","trust":"moderate","basis":"Assesses the supplied sleep-audio modes, but does not provide a broad music-tuning evaluation."}],"publisher":"SoundGuys","publisher_group":"SoundGuys","title":"Anker Soundcore Sleep A30 review","url":"https://www.soundguys.com/anker-soundcore-sleep-a30-review-140300/","source_kind":"editorial_test","exact_model_status":"resolved_base_model","evidence_ids":["sleepa30-soundguys:p022","sleepa30-soundguys:p018","sleepa30-soundguys:p019","sleepa30-soundguys:p024","sleepa30-soundguys:p031","sleepa30-soundguys:p032","sleepa30-soundguys:p033","sleepa30-soundguys:p021"],"retrieved_at":"2026-07-30T09:58:12.078Z","content_sha256":"7a5ba262a28882c4c9798f039320fcea892337e2ada6664f7fda95e94a2330b1","paragraph_count":42},{"source_id":"sleepa30-notebookcheck","hands_on_status":"confirmed","trust":"high","trust_rationale":"The article explicitly presents an editorial test, gives direct operating and overnight battery observations, and includes instrumented audio measurements. The manufacturer supplied the sample but the source discloses editorial independence.","material_topics":["comfort and fit","noise control","sound and tuning","microphone","battery","controls and app","build"],"topic_assessments":[{"topic":"comfort and fit","trust":"moderate","basis":"Direct assessment supports side-sleeper comfort while expressly warning that pressure remains ear-dependent."},{"topic":"noise control","trust":"moderate","basis":"Direct qualitative claims cover traffic, fan, aircraft and snoring, without a disclosed ANC measurement method in the supplied text."},{"topic":"sound and tuning","trust":"high","basis":"Combines listening assessment with frequency-response and distortion measurement material."},{"topic":"microphone quality","trust":"moderate","basis":"Direct quiet-versus-background call assessment, but no controlled recording evidence is supplied."},{"topic":"battery and charging","trust":"moderate","basis":"Reports an approximately eight-hour overnight result, but operating mode and case-total methodology are not fully specified."},{"topic":"controls/connectivity/app","trust":"moderate","basis":"Direct use found app pairing and commands reliable, conflicting with two other reviewers' touch-control results."},{"topic":"durability and long-term","trust":"low","basis":"Build is an initial impression only; the source explicitly lacks repair/sustainability information."}],"publisher":"Notebookcheck","publisher_group":"Notebookcheck","title":"Soundcore Sleep A30 review","url":"https://www.notebookcheck.net/Sleep-better-Soundcore-Sleep-A30-by-Anker-review.1174412.0.html","source_kind":"editorial_review","exact_model_status":"resolved_base_model","evidence_ids":["sleepa30-notebookcheck:p018","sleepa30-notebookcheck:p015","sleepa30-notebookcheck:p017","sleepa30-notebookcheck:p002","sleepa30-notebookcheck:p019","sleepa30-notebookcheck:p027","sleepa30-notebookcheck:p025","sleepa30-notebookcheck:p026","sleepa30-notebookcheck:p016","sleepa30-notebookcheck:p011","sleepa30-notebookcheck:p014"],"retrieved_at":"2026-07-30T09:58:12.185Z","content_sha256":"e75fee6d2d442cd49a59913ffd15b6ee13fb3c9d307d46135c34d8376186058f","paragraph_count":34}],"critical_evidence":[{"topic":"sound_and_tuning","status":"supported","summary":"Evidence consistently frames tuning as sleep-oriented rather than audiophile: warm/pleasant and suitable for sleep audio, but reduced detail or weaker mids make demanding music a compromise. Notebookcheck adds measured response/distortion evidence, while Tom's Guide heard strong bass but subdued vocals and treble.","evidence_ids":["sleepa30-tomsguide:p050","sleepa30-tomsguide:p051","sleepa30-tomsguide:p054","sleepa30-notebookcheck:p017","sleepa30-notebookcheck:p025","sleepa30-notebookcheck:p026"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]},{"topic":"comfort_and_fit","status":"conflicted","summary":"Two reviewers found excellent or pressure-free overnight side-sleeper comfort and secure retention, while Tom's Guide and Notebookcheck note pressure at certain angles or ears. Fit is therefore a genuine individual-variable risk, not a settled strength.","evidence_ids":["sleepa30-tomsguide:p022","sleepa30-tomsguide:p023","sleepa30-soundguys:p018","sleepa30-soundguys:p019","sleepa30-notebookcheck:p002"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]},{"topic":"noise_control_or_awareness","status":"supported","summary":"The strongest corroborated performance area is reduction of low-frequency and bedroom noise. SoundGuys provides controlled attenuation evidence in the 20–200 Hz range; the other reviews report effective traffic, fan, snore and household-noise reduction. It is not represented as class-leading general ANC or complete silence.","evidence_ids":["sleepa30-tomsguide:p031","sleepa30-tomsguide:p032","sleepa30-soundguys:p021","sleepa30-soundguys:p022","sleepa30-notebookcheck:p018"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]},{"topic":"microphone_quality","status":"conflicted","summary":"Tom's Guide found a test call clean and intelligible with only limited wind/background intrusion, whereas Notebookcheck found unfiltered background noise. Quiet-environment calls appear usable; noisy-call performance is not reliably strong.","evidence_ids":["sleepa30-tomsguide:p058","sleepa30-tomsguide:p059","sleepa30-notebookcheck:p019"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]},{"topic":"battery_and_charging","status":"conflicted","summary":"Measured/direct results show battery is highly mode-dependent. SoundGuys measured 7 hours 33 minutes, Tom's Guide saw Bluetooth-plus-ANC drain to empty around 05:00 after a 22:30 start, while Notebookcheck retained 20% after about eight hours. The latter does not specify the same mode, so these should not be averaged. The case is USB-C only.","evidence_ids":["sleepa30-tomsguide:p064","sleepa30-tomsguide:p065","sleepa30-soundguys:p031","sleepa30-soundguys:p032","sleepa30-notebookcheck:p027"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]},{"topic":"controls_connectivity_and_app","status":"conflicted","summary":"The app is feature-rich and supports pairing/customisation, but touch behaviour is inconsistent across sources: Tom's Guide and SoundGuys report repeated failed inputs, while Notebookcheck found everyday commands reliable. App control is the more dependable route in the supplied evidence.","evidence_ids":["sleepa30-tomsguide:p027","sleepa30-tomsguide:p028","sleepa30-soundguys:p033","sleepa30-notebookcheck:p015","sleepa30-notebookcheck:p016"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]},{"topic":"durability_and_long_term","status":"unknown","summary":"There are positive initial build impressions and IPX4 mention, but no meaningful long-term durability, repairability or failure-rate evidence. Tom's Guide's sleep-mode issue may be a firmware, design or unit-specific problem and cannot establish durability.","evidence_ids":["sleepa30-tomsguide:p019","sleepa30-tomsguide:p045","sleepa30-notebookcheck:p011","sleepa30-notebookcheck:p014"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]}],"strengths":[{"topic":"noise_control_or_awareness","summary":"ANC materially improves low-frequency isolation and reviewers report effective reduction of common sleep disruptions, especially snoring, traffic and ambient household noise.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-soundguys:p022","sleepa30-tomsguide:p032","sleepa30-notebookcheck:p018"],"source_ids":["sleepa30-soundguys","sleepa30-tomsguide","sleepa30-notebookcheck"]},{"topic":"comfort_and_fit","summary":"Its flat, low-profile design, multiple tips and wings can deliver secure, comfortable overnight side-sleeping fit for some users.","confidence":"moderate","evidence_quality":"strong","evidence_ids":["sleepa30-soundguys:p018","sleepa30-soundguys:p019","sleepa30-tomsguide:p020"],"source_ids":["sleepa30-soundguys","sleepa30-tomsguide"]},{"topic":"controls_connectivity_and_app","summary":"The app provides substantial sleep-audio and control customisation, including local playback options.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p028","sleepa30-soundguys:p024","sleepa30-notebookcheck:p015"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]}],"weaknesses":[{"topic":"battery_and_charging","summary":"Battery can fall short of a full night when ANC and Bluetooth audio are used continuously; the charging case lacks wireless charging.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p065","sleepa30-soundguys:p031","sleepa30-soundguys:p032"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys"]},{"topic":"sound_and_tuning","summary":"Music tuning prioritises warmth and bass over vocal presence, detail and spaciousness, so it is not a strong choice for critical listening.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p051","sleepa30-tomsguide:p052","sleepa30-notebookcheck:p017"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]},{"topic":"controls_connectivity_and_app","summary":"Touch controls can require repeated taps, with two independent sources describing them as unreliable.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p027","sleepa30-soundguys:p033"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys"]}],"mixed_or_contextual":[{"topic":"comfort_and_fit","summary":"The ANC-related wider housing can press against the ear at certain sleeping angles, despite otherwise low-profile design; personal fit remains decisive.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p022","sleepa30-notebookcheck:p002"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]},{"topic":"noise_control_or_awareness","summary":"Noise control is particularly persuasive for low-frequency bedroom disturbances, but it is not described as top-tier general-purpose ANC and does not create silence.","confidence":"high","evidence_quality":"strong","evidence_ids":["sleepa30-tomsguide:p031","sleepa30-soundguys:p022","sleepa30-notebookcheck:p018"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys","sleepa30-notebookcheck"]},{"topic":"microphone_quality","summary":"Calls appear satisfactory in quiet conditions but background-noise handling is inconsistent.","confidence":"moderate","evidence_quality":"moderate","evidence_ids":["sleepa30-tomsguide:p059","sleepa30-notebookcheck:p019"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]}],"unknowns":["Long-term durability, reliability and repairability are not established by the supplied corpus.","The accuracy and practical value of sleep tracking remain unverified: SoundGuys could not test it during its review period.","The supplied corpus does not provide adequate evidence on multipoint connectivity, codec support or latency."],"use_cases":[{"use_case":"Side sleepers seeking reduction of snoring, traffic or other low-frequency bedroom noise","fit":"excellent","rationale":"Low-profile sleep design and low-frequency ANC evidence are strong, provided the user's ear shape tolerates the housing.","evidence_ids":["sleepa30-soundguys:p018","sleepa30-soundguys:p022","sleepa30-tomsguide:p032"],"source_ids":["sleepa30-soundguys","sleepa30-tomsguide"]},{"use_case":"Overnight local sleep sounds or masking audio","fit":"good","rationale":"Local mode and adaptive masking are well evidenced, with longer endurance than continuous Bluetooth use; exact fit and masking effectiveness still vary.","evidence_ids":["sleepa30-tomsguide:p036","sleepa30-tomsguide:p038","sleepa30-notebookcheck:p027"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]},{"use_case":"Listening to audiobooks or music continuously with ANC through a full night","fit":"mixed","rationale":"The sound is adequate for this role, but direct battery observations show continuous Bluetooth-plus-ANC may expire before morning.","evidence_ids":["sleepa30-tomsguide:p054","sleepa30-tomsguide:p065","sleepa30-soundguys:p031"],"source_ids":["sleepa30-tomsguide","sleepa30-soundguys"]},{"use_case":"Critical music listening or noisy-environment phone calls","fit":"poor","rationale":"Tuning sacrifices detail and vocal presence, while microphone background-noise handling is not consistently good.","evidence_ids":["sleepa30-tomsguide:p051","sleepa30-tomsguide:p052","sleepa30-notebookcheck:p019"],"source_ids":["sleepa30-tomsguide","sleepa30-notebookcheck"]}],"ranking_readiness":{"status":"eligible_for_category_comparison","blockers":[]},"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."]}}