RL Plug lock intercom doorbell

-The lock intercom indoor extension: 1 (mounting bracket distribution indoor machine)
- Outdoor talkback host: 1
- Two-way intercom and unlocking function.
- Two-wire connection.
- The outdoor machine using the new ABS plastic, durable.
- A lateral sound eliminating circuit excellent, clear voice intercom.
- The effective communication distance of 300 meters.
- Convenient installation, user can install.
- The indoor machine with the lock function, someone rang the doorbell, in the indoor machine, push the button to open the lock.
- The outdoor machine distribution covers a, more human.

• Audio distortion rate greater than 50mW
• Call time: unlimited free calls;
• The power adapter input voltage: AC220V 50Hz
• The power adapter output voltage: AC12V 1200mA
• Frequency response: 300 ~ 3400HZ + 3dB
• Working voltage: DC12V 10%
• Power: static < 0.2W < 2W, call state
• Installation: free wall

Indoor extension product is
- Door machine with rain cover size: 165 (L) X115 (W) X75 (D) MM
- The door machine without rain cover size: 157 (L) X108 (W) X46 (D) MM