{"type":"product","schema_version":"1.0","item_id":"101721007579","canonical_url":"https://tw.bid.yahoo.com/item/101721007579","title":"《一元起標 無底價》Pro-Ject Head Box SE II 耳機擴大機 (正常/使用痕跡/雙耳機孔/音量調節)","subtitle":null,"condition":"近全新","currency":"TWD","observed_at":"2026-05-01T20:55:38.840Z","listing_type":"auction","current_price":1130,"starting_price":1180,"buy_now_price":null,"bid_count":18,"min_bid_increment":50,"auction_status":"unknown","ends_at":"2025-12-14T13:25:00.000Z","is_reserve_met":false,"seller":{"id":"Y0270863653","name":"SUNDAY LIFE","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/95ae8511-609b-4885-96fa-fc1c3dff143c.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/ef1283c2-b91f-407e-a053-433748e91ebd.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/811b3cf0-ea91-43db-83e9-729f9b420b41.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/820fe14d-c450-4ae7-b99e-fa452650a1f5.jpg","role":"detail","alt":"商品圖片 4","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/168dd686-1dbc-4ffd-834f-94af81fe6759.jpg","role":"detail","alt":"商品圖片 5","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/c30f992b-322d-41a0-987e-4eb58455ee76.jpg","role":"detail","alt":"商品圖片 6","width":null,"height":null}],"description":"商品概況：\n\n功能正常，有使用痕跡。雙耳機孔，音量調節。附變壓器。\n\n現況販售，請勿以新品看待，如有疑慮等完美需求者請勿下單。\n\nPro-Ject Head Box SE II 規格\n\n輸出功率\n\n700 mW（在 30 Ω）  110 mW（在 300 Ω）\n\n最低耳機阻抗\n\n大於 30 Ω\n\n信噪比 (SNR)\n\n110 dB\n\n總諧波失真 (THD)\n\n0.003%（30Ω）／0.007%（300Ω） \n\n增益 (Gain)\n\n12 dB \n\n頻率響應\n\n20 Hz – 20 kHz（–0.03 dB）\n\n輸入 / 輸出介面\n\n輸入：1 對 RCA輸出：耳機輸出 ×2 (6.3 mm) 還有 RCA 線路輸出 (line-out) \n\n耳機插孔\n\n2 個 6.3 mm (¼″) 插孔 \n\n電源供應\n\n外接電源 16 V / 1,000 mA (AC) \n\n耗電\n\n16 V / 230 mA (AC) \n\n機殼材質\n\n金屬 (鋁)，具有抗振動與電磁干擾能力 \n\n外形尺寸 (寬 × 高 × 深)\n\n103 × 72 × 151 mm \n\n重量\n\n1,080 g（未含電源） \n\n投標須知:\n\n1. 一元起標商品，僅簡單測試(或通電測試)，沒有每一項功能都測試，也沒有保固，僅能確認收到商品外觀與照片一致，請在不退貨的前提投標，無法接受者請勿下標。\n\n2. 商品得標者，請在指定時間內完成匯款，未完成匯款視同棄標，將影響下次投標權力。若客人直購會提前結標。\n\n3. 不提供面交，大件商品以郵寄/黑貓為主(看尺寸安排)，小件商品可7-11/全家，得標後需合併運費，請留言告知，商品種類多不一定都能合併(運費會含包裝與簡易包材等費用) 。","shipping_methods":[{"name":"7-ELEVEN取貨不付款","fee":0,"currency":"TWD"},{"name":"郵局掛號","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳"],"category_id":"23764","category_name":"其他影音設備","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":"23764","name":"其他影音設備","url":"/tw/%E5%85%B6%E4%BB%96%E5%BD%B1%E9%9F%B3%E8%A8%AD%E5%82%99-23764-category.html"}],"view_count":0,"watch_count":7,"hashtags":["賣場有其他競標歡迎逛逛"]}