Description:

Two-way voice, not only a doorbell, but also a intercom system & walkie talkie.

Outdoor unit is powered by 3xAA batteries (not included for shipment) with long standby time up to 4 months.

Removable indoor unit with adjustable volume (plug 5V 1A not included).

Super long working area up to 200Meters/656 ft (in open field).

Big and adjustable speaker, clear voice, can be used as mobile interphone. Easily installed with 3M tape on the wall.

Specification:

Material: Plastic

Outdoor Unit: approx. 6.9x6.8x2.6cm/2.72x2.68x1.02inch

Indoor Unit: approx. 10x5.4x2cm/3.94x2.12x0.79inch

Package Includes:

1 Piece Talkback Doorbell

Note:

5V 1A plug for indoor unit is not included, you need to buy it by yourself.