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Handheld Transmitter
1. Unscrew the microphone battery compartment, insert 2 pcs 1.5V AA batteries in the right polarity.
Please refer to the picture below:
2. Push the power switch of the handheld microphone to the "ON" position (push the switch in
the direction of the microphone cartridge), the digital display shows the corresponding Channel
Number. Please refer to the picture below:
3. The digital display screen lights up for 3 seconds and then automatically goes out to reduce
power consumption. When in use, press the "CH" button to light up the display screen to check
the current channel, after 3 seconds the screen automatically goes out.
4. When the battery level is low, the display screen automatically lights up and the word "Lo"
flashes, it indicates it's time to replace the batteries. When the battery level is extremely low,
the device will automatically shut down and can't be used unless the batteries are replaced.
How to use the microphone system properly
1. When holding the microphone, put your hand in the middle part of it. It might affect the
microphone's sound pickup effect if your hand is too close to the grille.
2. Adjust the distance between the microphone grille and mouth to avoid the distortion due to
too loud input sound, the recommended distance is 2 to 7cm.
3. To avoid affecting the operating distance, it is suggested that metal object shouldn't be placed
in the vicinity of the USB receiver.
Caution
1. In order to avoid malfunction, please do not expose the device to high temperature, humidity,
excessive dust and liquid.
2. Please do not shake the device or let it collide with other objects to avoid damage.
09
2. 右击"我的电脑"进入"管理"选择"设备管理器"双击"声音、视频控制器"检查设备检测
是否正常（如无发现USB设备连接，需要排查USB接收端口功能是否正常）。如图示：
3. 检查PC音频输入选择设备。PC进入"控制面板"选择"声音、语音音频设备"点击"声音和音频
设备"查看"音频"的录音输入选择。如图示：
在上图的录音默认设备能选择到"X-31"型号，进行麦克风测试后，可以正常使用。
二、接收机连接PC（Windows 7）
1. 先将USB无线麦克风
接收机
按正确的方向插入PC设备的USB接口。PC系统会自动发现USB设备
动安
装驱动程序；如无发现，建议更换USB接口（注意：USB接口需要提供的电流在5V/500mA以上
来驱动USB无线麦克风接收机）。如图示：
02
并自
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