{"dataset":"MainBuyer UK price observations","market":"GB","market_name":"United Kingdom","methodology":"Each observation is stored only when MainBuyer has a timestamped checked retailer offer. Missing days are not interpolated or invented. Historical low, high and median figures use recorded in-stock observations only.","observations":[{"currency":"GBP","in_stock":true,"observed_at":"2026-11-11T04:11:08+00:00","price":"84.00","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B08MJBG53V?maas=maas_adg_api_584955703333686768_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBdd5e46c7ec568c9a30ee9a425b4054a9_05ef50fdddb9&aa_adgroupid=1db89e2f016c2d98bac102c697d03a1f_PBSEP_!!!affid!!!_118045_&aa_creativeid=d68ceBMn6gi2WHeBv2i7XjiX1iyItSHcBwiBEc6tnafhJzs_c"}],"product":{"brand":"Fosi Audio-UK","evidence_url":"https://mainbuyer.com/evidence/products/fosi-audio-tb10d-600w-tpa3255-power-amplifier-home-audio-hifi-stereo-class-d-digital-2-channel-integrated-mini-passive-speaker-amp-b08mjbg53v/prices","gtin":null,"id":22472,"model_number":null,"name":"Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp","product_url":"https://mainbuyer.com/product/fosi-audio-tb10d-600w-tpa3255-power-amplifier-home-audio-hifi-stereo-class-d-digital-2-channel-integrated-mini-passive-speaker-amp-b08mjbg53v","urn":"MB-AWIN-GB-B08MJBG53V"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"84.00","historical_low":"84.00","last_observed_at":"2026-11-11T04:11:08+00:00","low_30d":"84.00","low_90d":"84.00","median_price":"84.00","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-11T04:11:08+00:00"}}