See larger image Multi apartment doorphone with direct call button intercom system

Product Description

Features:

1.Stainless steel or aluminum alloyed panel.
2.System suitable for the high and multi-storeys buildings.
3.Stainless steel s with light.
4.System can work normally even if short-circuit occurs.
5.MCU intelligent controlling and short-circuit automatically self-inspection reduces the cost of maintenance.
6.Circuit is double-sided patch and moisture proof with high reliability.
7.Any Outdoor Unit can be expanded with access control and compatible with the audio phones.
8.Several unlocking passwords available to set.
9.All kinds of electronic lock, magnetic lock etc. for the system.
*0.Special hands-free intercom circuit design provides clear voice without squeal.
*1.It can revise all the parameters like ring type and unlocking time by keyboard adjustment.

Function:Internal decoder,unlocking,intercom