1. Input voltage: 5V 2. Microphone battery capacity: 80mAh 3. Charging case battery capacity: 800mAh 4. Battery life: 6h 5. Signal-to-noise ratio: 64dBM 6. Sensitivity: -42dB 7. Frequency response range: 20-20kHz 8. Transmission distance: 20-30m 9. Digital output and analog output, mobile phones can be used 10. Support noise reduction, reverberation, two-way monitoring, audio input, mute 11. Wireless couplet, automatic connection when powered on, support for two-person use 12. For mobile phones, computers, tablets, speakers, amplifiers, cameras and other devices
1. 输入电压：5V 2. 麦克风电池容量：80mAh 3. 充电仓电池容量：800mAh 4. 续航时间：6h 5. 信噪比：64dBM 6. 灵敏度：-42dB 7. 频响范围：20-20kHz 8. 传输距离：20-30m 9. 采用数字输出和模拟输出，可以使用手机 10. 支持降噪，混响，双向监听，音频输入，静音 11. 无线对联，开机自动连接，支持双人使用 12. 适用于手机，电脑，平板，音箱，扩音器，相机等设备
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