{"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":"114.95","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0H4ZRNKTY?maas=maas_adg_api_584955703333686768_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PBdd5e46c7ec568c9a30ee9a425b4054a9_8b505f6f257f&aa_adgroupid=02a0931a7f981a6613b4a90324840505_PBSEP_!!!affid!!!_118045_&aa_creativeid=df4cKQ1Qb_adwUUfLNi5VoGjXLlEUQ40JHJC3XkJAsNVBJXA_c"}],"product":{"brand":"Fosi Audio-UK","evidence_url":"https://www.mainbuyer.com/evidence/products/fosi-audio-banana-plugs-for-speaker-wire-and-fosi-audio-bt20a-pro-bluetooth-5-0-amplifier-300w-x2-wireless-amp-b0h4zrnkty/prices","gtin":null,"id":22535,"model_number":null,"name":"Fosi Audio Banana Plugs for Speaker Wire and Fosi Audio BT20A Pro Bluetooth 5.0 Amplifier, 300W x2 Wireless Amp","product_url":"https://www.mainbuyer.com/product/fosi-audio-banana-plugs-for-speaker-wire-and-fosi-audio-bt20a-pro-bluetooth-5-0-amplifier-300w-x2-wireless-amp-b0h4zrnkty","urn":"MB-AWIN-GB-B0H4ZRNKTY"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"114.95","historical_low":"114.95","last_observed_at":"2026-11-11T04:11:10+00:00","low_30d":"114.95","low_90d":"114.95","median_price":"114.95","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-11-11T04:11:10+00:00"}}