Mechanical door chime ST-3138B
Mechanical door chime ST-3138B.Wireless working range in 80 meters in open area, with 8 melodies to choose by pins inside of chime.
Operating power requestion: 1pcs 9V alkaline battery for chime.
| Brand name | Anssin |
|---|---|
| Model Number | ST-3138B |
| Power Source | Battery |
| Loudness Level | 80dB |
| Frequency | 433MHz |
| Power of transmitter | 1pcs 12V/23A battery |