Wireless doorbell home exchange doorbell ultra long distance without crosstalk

In the case of

Product parameters:

1. Work: wireless digital remote control, do not interfere with each other, ultra-long distance remote control

2. Receiver operating voltage: DC 3V DC

3. Power: ≦ 2W

4. Working frequency: 315MHZ

5. Remote control / receiving distance ≧ 120m (open area)

6. Power: AC

7. Transmitter operating frequency: 315MHZ

8. Transmitter operating voltage: 12V (battery model: 23A 12V)

9. Transmitter operating current ≦ 15mA (20 times a day, a high-quality battery can be used for one year)

10. Sound source: 32 sound sources to choose from