USB插頭             適用于:             1.網(wǎng)絡(luò)唱歌         2.網(wǎng)絡(luò)錄音           3.網(wǎng)絡(luò)聊天           4.網(wǎng)絡(luò)視頻會議       5.網(wǎng)絡(luò)游戲
靈敏度(sensitivity):-55dB±2dB                 指向性(Directivity):全指向(Noise canceling)    阻抗(Impedance):≤2.2KΩ                       sensitivity reduction: within -3dB at 1V      工作電壓(Operation voltage):1.5V               標(biāo)準(zhǔn)工作電壓(standard operation voltage):1.5V                             頻率響應(yīng)(Frequency response):50Hz-16KHz         信噪比(S/N ratio):>36dB                        線長(Cord length):2.5m