· Product Features
1、Long press the "speak" button to switch the machine on and off
2、short press the "speak" button to start and stop.
3、128*64 OLED display, terminal ID number, wireless channel number, wireless signal strength, start and stop speaking; no blind spot, any angle can be clearly seen.
4、With battery voltage detection, voltage alarm prompt and undervoltage automatic shutdown function
5、Standard length 410mm detachable goose neck microphone stem for easy maintenance
6、Powered by 3 AA batteries, the working time is less than or equal to 8H when fully charged