Specifications:
For the transmitter:
- Working frequency: 433.92 MHz
- Working voltage: 2.4 V ~ 3.6 V
- Works with receivers up to 6
- Working indicator: red LED light
- Battery type: 3V CR2032
- Dimensions: 110 x 40 x 20.8 mm
For the receiver:
- Working frequency: 433.92 MHz
- Received sensitivity: - 90DBm
- Working voltage: 2.4 V ~ 3.6 V
- Alarm: red LED indicator and beep
- Decibel > 85 dB
- Battery type: 3V CR2032
- Dimensions: 52 x 30 x 6.5 mm
Package contents:
2 x transmitters
6 x receivers
8 x CR2032 button cell
6 x hook and loop attachment
6 x key rings
2 x lanyard
1 x user manual (English language not guaranteed)