Self-powered Wireless Doorbell
Model:T10B
1. Operating voltage: AC 100-230V | 6. IP68 Transmitter: no need battery | |||||||||
2. Wireless frequency: 433 MHz | 7. Receiver size: L90×W90×H23mm | |||||||||
3. Sound: 58 melodies | 8. Transmitter size: L62×W62×H20mm | |||||||||
4. Ringtone volume ≥50dB/1m, four levels of volume | 9. Operating temperature: -40°C~+45°C | |||||||||
5. Wireless distance: 150 meters (open area) |