{"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":"75.60","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B08ZXLJSXV?maas=maas_adg_api_584955703333686768_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBdd5e46c7ec568c9a30ee9a425b4054a9_91f340a091b5&aa_adgroupid=b463448e1d124e3e71a29725b709f6db_PBSEP_!!!affid!!!_118045_&aa_creativeid=5189jLZMZ2Gc38nBHONVNL9hdLgx0j0EmIwSzP1GbiyHDeI_c"}],"product":{"brand":"Fosi Audio-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/fosi-audio-box-x1-phono-preamp-for-mm-turntable-and-bt10a-bluetooth-5-0-stereo-audio-2-channel-amplifier-receiver-b08zxljsxv/prices","gtin":null,"id":22475,"model_number":null,"name":"Fosi Audio Box X1 Phono Preamp for MM Turntable and BT10A Bluetooth 5.0 Stereo Audio 2 Channel Amplifier Receiver","product_url":"https://www.mainbuyer.com/product/fosi-audio-box-x1-phono-preamp-for-mm-turntable-and-bt10a-bluetooth-5-0-stereo-audio-2-channel-amplifier-receiver-b08zxljsxv","urn":"MB-AWIN-GB-B08ZXLJSXV"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"75.60","historical_low":"75.60","last_observed_at":"2026-11-11T04:11:08+00:00","low_30d":"75.60","low_90d":"75.60","median_price":"75.60","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-11T04:11:08+00:00"}}