1. Input voltage: 5V 2. Microphone battery capacity: 300mAh 3. Charging compartment battery capacity: 1100mAh 4. Battery life: 9h 5. Signal-to-noise ratio: 64dBM 6. Sensitivity: -42dB 7. Frequency response range: 20-20kHz 8. Transmission distance: 20-30m 9. 2.4G output distance: 50-100m 10. Adopts digital output and analog output, suitable for mobile phones, computers, tablets, speakers, amplifiers, cameras and other devices 11. Supports noise reduction, reverberation, two-way monitoring, audio input, mute 12. Wireless couplet, automatic connection when powered on, simple operation, supports double use
1. 输入电压：5V 2. 麦克风电池容量：300mAh 3. 充电仓电池容量：1100mAh 4. 续航时间：9h 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. 2.4G输出距离：50-100m 10. 采用数字输出和模拟输出，适用于手机，电脑，平板，音箱，扩音器，相机等设备 11. 支持降噪，混响，双向监听，音频输入，静音 12. 无线对联，开机自动连接，操作简单，支持双人使用
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