Receiver parameters
1. Working voltage: AC5V (USB interface power supply)
2. Power consumption: ≤0.5W
3. Operating frequency: 433.92 MHz
4. Operating temperature: -10 ° C~+45 ° C
5. Volume: 25~85dB (3-level volume adjustable)
6. USB Receiver size: L43×W41×H32mm
Transmitter button parameters
1. Working voltage: DC 12V
1. Battery type: 23A 12V
2. Transmitter size: L80×W45×H21mm