{"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":"2026-11-11T04:11:10+00:00","price":"340.20","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0HHFDS52B?maas=maas_adg_api_584955703333686768_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBdd5e46c7ec568c9a30ee9a425b4054a9_642ff9b854a3&aa_adgroupid=e8c41d8cc742e45e10a67b99b8176747_PBSEP_!!!affid!!!_118045_&aa_creativeid=1a84utwwsljMv2n0eBcncec3TwzRhTeyL8MQ9iUVuovNzC8_c"}],"product":{"brand":"Fosi Audio-UK","evidence_url":"https://mail.mainbuyer.com/evidence/products/fosi-audio-zp3-balanced-preamp-for-home-audio-2-rca-and-1-xlr-inputs-and-zd3-desktop-dac-preamp-fully-balanced-digital-to-analog-audio-converter-b0hhfds52b/prices","gtin":null,"id":22543,"model_number":null,"name":"Fosi Audio ZP3 Balanced Preamp for Home Audio, 2 RCA and 1 XLR Inputs and ZD3 Desktop DAC Preamp, Fully Balanced Digital to Analog Audio Converter","product_url":"https://mail.mainbuyer.com/product/fosi-audio-zp3-balanced-preamp-for-home-audio-2-rca-and-1-xlr-inputs-and-zd3-desktop-dac-preamp-fully-balanced-digital-to-analog-audio-converter-b0hhfds52b","urn":"MB-AWIN-GB-B0HHFDS52B"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"340.20","historical_low":"340.20","last_observed_at":"2026-11-11T04:11:10+00:00","low_30d":"340.20","low_90d":"340.20","median_price":"340.20","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-11T04:11:10+00:00"}}