{"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":"2026-09-17T12:28:41+00:00","price":"299.99","retailer":"Amazon UK","source_kind":"offer_check","source_url":"https://www.amazon.co.uk/dp/B0F8Q4448C?maas=maas_adg_api_580504493242554285_static_12_201&ref_=aa_maas&tag=maas&aa_campaignid=PB10a4ba561b0fe2ecc5e55d3de6a1757a&aa_adgroupid=48afa7d68903caf0c1d627d6cea5c729_PBSEP_!!!affid!!!_118045_&aa_creativeid=d24ek0G7_aZtY3_bhMSkGirNMbe_bbm4iCg4juWrYeGMErxmKo_c"}],"product":{"brand":"Edifier UK","evidence_url":"https://www.mainbuyer.com/evidence/products/edifier-s300-wireless-tabletop-speaker-hi-res-audio-ldac-80w-rms-brown-b0f8q4448c/prices","gtin":null,"id":9770,"model_number":null,"name":"Edifier S300 Wireless Tabletop Speaker, Hi-Res Audio LDAC 80W RMS, Brown","product_url":"https://www.mainbuyer.com/product/edifier-s300-wireless-tabletop-speaker-hi-res-audio-ldac-80w-rms-brown-b0f8q4448c","urn":"MB-AWIN-GB-B0F8Q4448C"},"summary":{"currency_code":"GBP","currency_symbol":"\u00a3","has_history":true,"historical_high":"299.99","historical_low":"299.99","last_observed_at":"2026-09-17T12:28:41+00:00","low_30d":"299.99","low_90d":"299.99","median_price":"299.99","observation_count":1,"priced_observation_count":1,"retailer_count":1,"span_days":0,"tracked_since":"2026-09-17T12:28:41+00:00"}}