Description
- It consists of an indoor unit and an outdoor unit
- Bright LED warning indicator
- Adjust volume (including mute)
- Select ringtone
- Volume range: 0-110db
- Operating frequency: 433.92 MHz ± 0.5KHz
- Range in open space: 300 meters
- Transmitter support with double-sided adhesive tape or screws
- Transmitter operation with 1*LR23A – 12V battery
- Power receiver
