{"type":"product","schema_version":"1.0","item_id":"100389568817","canonical_url":"https://tw.bid.yahoo.com/item/100389568817","title":"[反拍樂器] RCF ART 712-A MK4 主動式雙聲道 12吋 外場監聽喇叭","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-04-28T13:23:58.542Z","current_price":38000,"original_price":null,"stock_status":"low_stock","available_quantity":2,"sold_quantity":0,"seller":{"id":"Y6163739290","name":"反拍樂器 音響 耳機","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/731a44d9-48b3-4bb5-91da-8274962e7eb1.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/96a8e12a-37ba-46f0-8b8e-adbe246596ac.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/d3f4ffce-be81-431f-a8d4-d3d37be2ec7a.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"最大129dB、DSP處理器\n90 x 60，寬分散恆定方向角\n全新公司貨，可享一年保固。\n全館免運費，視下標時間，配合貨運休假時間，其餘最晚隔天出貨。\n-------------------------------------\n聲學規格\n\nFrequency Response -3 dB：50 Hz ÷ 20000 Hz\nMax SPL：129 dB\nHorizontal coverage angle：90°\nVertical coverage angle：60°\nCompression Driver：1\", 1.75\" v.c.\nWoofer：12\", 3\" v.c.\n\n輸入/輸出\n\n輸入信號：bal/unbal\nInput：XLR、Jack\nOutput：XLR\n靈敏度：-2 dBu / +4 dBu\n\n處理器\n\nCrossover frequencies：1700 Hz\nProtections：Thermal, rms\nLimiter：Soft limiter\nControls：Volume, EQ shape\n\n擴大機\n\nTotal power:1400 W PEAK\n   High frequencies:400 W PEAK\n   Low frequencies:1000 W PEAK\nTotal power:700 W RMS\n   High frequencies:200 W RMS\n   Low frequencies:500 W RMS\nCooling:Convection / forced\nConnections:VDE connector in\n\n音響規格\n\n體積：63.7cm x 38.4cm x 36.3cm\n重量：17.7 kg\n-------------------------------------\n1.      所有販售商品皆親自試聽，並有現貨。\n\n2.      全系列公司貨，保固一年。\n\n3.      配有專業錄音室及音樂製作工程人員，可免費試聽比較及詢問。\n\n4.      全館免運費，視下標時間，配合貨運休假時間，其餘最晚隔天出貨。","shipping_methods":[{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"大型/超重物品運送","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清"],"category_id":"2092112777","category_name":"攜帶喇叭/音箱","breadcrumb":[{"id":"2092101502","name":"家電與影音視聽","url":"/tw/%E5%AE%B6%E9%9B%BB%E8%88%87%E5%BD%B1%E9%9F%B3%E8%A6%96%E8%81%BD-2092101502-category.html"},{"id":"2092105885","name":"影音/視聽/MP3","url":"/tw/%E5%BD%B1%E9%9F%B3-%E8%A6%96%E8%81%BD-MP3-2092105885-category.html"},{"id":"2092075254","name":"喇叭","url":"/tw/%E5%96%87%E5%8F%AD-2092075254-category.html"},{"id":"2092112777","name":"攜帶喇叭/音箱","url":"/tw/%E6%94%9C%E5%B8%B6%E5%96%87%E5%8F%AD-%E9%9F%B3%E7%AE%B1-2092112777-category.html"}],"view_count":6,"watch_count":0}