{"type":"product","schema_version":"1.0","item_id":"101477987452","canonical_url":"https://tw.bid.yahoo.com/item/101477987452","title":"日本 YAMAHA P2500S 後級擴大機 780W聲音優 2CH 聲音獨立調整 有獨立頻率可調/可推被動式重低音~","subtitle":null,"condition":"近全新","currency":"TWD","observed_at":"2026-04-27T18:40:03.566Z","current_price":7800,"original_price":null,"stock_status":"low_stock","available_quantity":1,"sold_quantity":0,"seller":{"id":"Y3433657199","name":"Y3433657199","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/3762389c-3cc5-4d62-ba85-2e7be98983a5.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/62d98e00-47bb-45ed-af6c-87b9d5352ba4.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/6876634b-5bcd-4002-b5ca-26048f561953.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/fb3009ee-2982-4588-971e-9030d8da76f3.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/9297599b-6db2-4d25-8bf2-f06c0853c0f4.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/97aa0fea-2a54-4db3-905f-b6c8099f0c8c.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/3bce577e-6133-4143-8d8a-287747a47083.jpg","role":"detail","alt":"商品圖片 7","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/911f7395-ed15-447c-93cb-e745873221c7.jpg","role":"detail","alt":"商品圖片 8","width":null,"height":null}],"description":"🔊 日本 YAMAHA P2500S 專業後級擴大機 780W 2CH｜可推被動式重低音\n📌 商品名稱\n\n日本 YAMAHA P2500S Power Amplifier 專業級後級擴大機\n\n🎶 商品介紹\n\nYAMAHA P2500S 為專業音響與家用玩家皆愛用的經典後級擴大機，聲音紮實有力、控制力佳，動態與解析兼具。\n具備 雙聲道獨立音量調整 與 低頻濾波（HPF）切換功能，非常適合推大型喇叭或 被動式重低音，無論音樂或劇院系統都能輕鬆勝任。\n\n⭐ 商品特色\n\n⚡ 大功率輸出｜最大可達 780W，推力充足\n🎚 2 聲道獨立音量控制｜左右聲道可分開調整\n🎛 獨立頻率可調｜內建低頻濾波（HPF）功能\n🔊 可推被動式重低音｜低頻厚實、下潛深\n🛠 專業級結構｜耐操穩定，長時間使用不燙機\n🇯🇵 YAMAHA 品牌｜音質與可靠度兼顧\n\n📊 詳細規格\n\n🔹 聲道數：2 Channel（立體聲後級）\n🔹 輸出功率：\n・8Ω：250W × 2\n・4Ω：390W × 2\n・Bridge 8Ω：780W\n🔹 頻率響應：20 Hz – 20 kHz\n🔹 輸入靈敏度：1.23 V\n🔹 輸入端子：XLR / TRS\n🔹 輸出端子：Speakon / Binding Post\n🔹 阻尼因數：≥ 300\n🔹 冷卻方式：智慧型風扇散熱\n\n📐 尺寸／重量\n\n📏 外觀尺寸：480 × 89 × 388 mm\n⚖️ 重量：約 12 kg\n\n🔌 使用建議\n\n✔ 適合搭配前級擴大機、混音器、AV 環繞前級\n✔ 可用於 家庭劇院、卡拉 OK、音樂系統\n✔ 特別適合推 大型落地喇叭／被動式重低音\n\n📦 商品狀況\n\n📌 功能正常、聲音表現優\n📌 外觀依實品為準（可私訊確認細節）\n\n⚠️ 商品資訊僅供參考，以實際商品圖為準。\n\n2手商品一定有使用痕跡.請不要期望跟新品一樣.介意者物下標.謝謝\n\n \n\n注意:二手物品.收到之後有問題7天內請提出退換貨.否則恕無法辦理謝謝~","shipping_methods":[{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"2092075253","category_name":"環繞擴大機","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":"2092075249","name":"擴大機","url":"/tw/%E6%93%B4%E5%A4%A7%E6%A9%9F-2092075249-category.html"},{"id":"2092075253","name":"環繞擴大機","url":"/tw/%E7%92%B0%E7%B9%9E%E6%93%B4%E5%A4%A7%E6%A9%9F-2092075253-category.html"}],"view_count":15,"watch_count":3}