{"type":"product","schema_version":"1.0","item_id":"101432623646","canonical_url":"https://tw.bid.yahoo.com/item/101432623646","title":"《天地通訊》SONY索尼 WH-CH720N 無線藍牙耳罩式耳機 降噪耳機 全新供應","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-01T03:48:09.962Z","current_price":3800,"original_price":null,"stock_status":"in_stock","available_quantity":6,"sold_quantity":0,"seller":{"id":"Y5317888216","name":"台中天地通訊5/2公休5/4見","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/45734459-cc02-429b-82c4-51e58413548a.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/f66c4655-4887-472d-862b-3c5d2b45be90.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/9d5f9cc2-2ca9-4df0-9c7e-349b29840339.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8308bb3a-ecd9-4492-b4bc-d44f58b80993.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/8413fa5a-8426-4142-9178-051315b12ebd.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null}],"description":"尺寸與重量\n\n尺寸與重量細節敘述\n\n重量 約 192 g\n\n一般功能\n\n一般功能細節敘述\n\n耳機類型 關閉\n\n驅動單體 動態範圍 30 mm\n\n阻抗 (Ohm) 325 ohm (1 kHz) (裝置開啟並透過耳機線連接)、31 ohm (1 kHz) (裝置未開啟並透過耳機線連接)\n\n頻率響應 7 Hz - 20,000 Hz (JEITA)\n\n頻率響應 (啟動模式) 7 Hz - 20,000 Hz (JEITA)\n\n頻率響應 (藍牙通訊模式) 20 Hz 至 20,000 Hz (取樣頻率 44.1 kHz)\n\n靈敏度 (dB/mW) 108 dB/mW (以耳機線連接，且裝置開啟的情況)、99 dB/mW (以耳機線連接，且裝置未開啟的情況)\n\n音量控制 有\n\n電線類型 單邊 (可拆式)\n\n電線長度 約 1.2 m\n\n插座 鍍金 L 型立體聲迷你插頭\n\n輸入 立體聲迷你插孔\n\n穿戴方式 耳掛式\n\nDSEE 有\n\n被動操作 有\n\n環境聲模式 有\n\n電池\n\n電池細節敘述\n\n電池充電時間 約 3.5 小時\n\n電池充電方式 USB\n\n電池續航力 (音樂連續播放時間) 最長 35 小時 (降噪功能開啟)，最長 50 小時 (降噪功能關閉)\n\n電池續航力 (連續通訊時間) 最長 35 小時 (降噪功能開啟)，最長 40 小時 (降噪功能關閉)\n\nBluetooth® 規格\n\nBluetooth® 規格細節敘述\n\nBluetooth® 版本 藍牙規格 5.2 版\n\n有效範圍 約 10 m\n\n頻率範圍 2.4 GHz 頻帶 (2.4000 GHz - 2.4835 GHz)\n\n外型 A2DP、AVRCP、HFP、HSP\n\n支援的音訊格式 SBC、AAC\n\n支援的內容保護 SCMS-T\n\n降噪功能\n\n降噪功能細節敘述\n\n環境聲模式 有","shipping_methods":[{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"2092103602","category_name":"其他","breadcrumb":[{"id":"2092042954","name":"手機、配件與通訊","url":"/tw/%E6%89%8B%E6%A9%9F%E3%80%81%E9%85%8D%E4%BB%B6%E8%88%87%E9%80%9A%E8%A8%8A-2092042954-category.html"},{"id":"2092073333","name":"手機週邊配件","url":"/tw/%E6%89%8B%E6%A9%9F%E9%80%B1%E9%82%8A%E9%85%8D%E4%BB%B6-2092073333-category.html"},{"id":"2092106341","name":"藍芽耳機","url":"/tw/%E8%97%8D%E8%8A%BD%E8%80%B3%E6%A9%9F-2092106341-category.html"},{"id":"2092103602","name":"其他","url":"/tw/%E5%85%B6%E4%BB%96-2092103602-category.html"}],"view_count":0,"watch_count":1}