4 Indoor Units with Two Outdoor Units

Brief Introduction
1. The IIS-112B indoor monitor is constructed from high strength ABS, and it meets the taste of modern people due to its European style and streamlined shape.
2. The kinescope and two LED backlights reveal current operation status.
3. It is characterized by simple wiring, easy installation, convenient operation, stable performance, etc.

Functions
1. The IIS-112B indoor monitor generates loud sound when the bell rings, and the volume can be adjusted. After the phone is picked up, it offers clear conversation for the host and visitor.
2. The conversation mode contains two types, handset type and hands-free type.
3. Do not disturb function and remote door release function are both realized, and internal calling and communication will be executed just by pressing one corresponding button.

Related Names
Audio Door Phone System | Building Visitor Voice Identification | Telephone Device