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"","","575791","","POLY","39611-01","575791","","头戴式耳机及耳机设备","1637","","","Audio 450","20221021101432","ICECAT","1","11192","https://images.icecat.biz/img/norm/high/575791-3405.jpg","222x341","https://images.icecat.biz/img/norm/low/575791-3405.jpg","https://images.icecat.biz/img/gallery_mediums/img_575791_medium_1480940418_8415_26509.jpg","https://images.icecat.biz/thumbs/575791.jpg","","","POLY Audio 450 耳机 有线型 黑色","","POLY Audio 450, 有线型, 10 - 18000 Hz, 耳机, 黑色","POLY Audio 450. 产品类型: 耳机. 连接方式: 有线型. 耳机频率: 10 - 18000 Hz. 电缆长度: 1.5 m, 产品色彩: 黑色","","https://images.icecat.biz/img/norm/high/575791-3405.jpg","222x341","","","","","","","","","","性能","产品类型: 耳机","产品色彩: 黑色","耳机类型: 单声道","电缆长度: 1.5 m","端口 & 界面","连接方式: 有线型","耳机","耳机频率: 10 - 18000 Hz","阻抗: 32 Ω","耳机灵敏度: 13 dB","磁石式: 铁素体","驱动装置: 1.36 cm","麦克风","麦克风频率: 300 - 3000 Hz","麦克风灵敏度: -44 dB","麦克风输入阻抗: 2200 Ω","其他功能","兼容性: Telephone"