Free sample home security system audio door phone interfone 2 way intercom

Apartment audio doorphones , Two-wire audio door intercom doorbell system

                 Related connection product

classic plastic audio doorphone for apartment

• Speak to the person at your door, everywhere in and around your house!
• Hear and answer the doorbell anytime and anywhere, including in the garden, at the attic, in the hobby room, in the bathroom, in the garage etc.
• You dont have to walk to the door anymore; open the door remotely (with optional electric door opener).
• Always a safe feeling; you know who is at the door before you open it.
• Ideal in case of illness or physical disability.
• Available with 1 or 4 doorbells and easy to expand with one or more handsets (with intercom function). 

Indoor monitor AST-N8TP1

General non-visual indoor monitor

• Round buttons, Hands-free
• Talking, unlocking, audio monitoring
• Call guard station.
• Two-wire connection audio doorphone

• Electric controlled lock release 

• Durable and clear voice 

• Easy DIY installation

• Audio doorphone for apartment system

• No need for wire installation

• Suitable for already decorate houses

• Talking distance above 150m

• 12v unlocking for electric lock

• OEM service is available.

       System topology graph

1.Principal line                5.Unlocking line

2.Power line                    6.Router 

3.Service wire                 7.Partition controller

4.Networking line            8.Interlayer platform