| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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.
Product Specifications:
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