2.4GHz Mini Portable Dual Way Voice Intercom Wireless Doorbell Interphone System

Description

Description:
This is a portable doorbell system for home, factory, hotel, market, and more. Built-in microphone and speaker allow super sound quality for dual way communication. Simple and small design, easy to use.
Features:
2.4GHz signal ensures stable and smooth transmission. The effective transmission distance can be up to 300 meters.
Dual-Way Intercom: When someone press the call button on outdoor unit, the indoor bell will ring immediately for reminding you. You can press the response button to talk with the people outside.
Built-in high sensitivity microphone and speaker, allow audio input and output, ensure clear and smooth sound effect in communication.
The loudspeaker has big sound, adjustable volume size, and change the ring tone. The intercom has clear sound quality and can be used by mobile intercom
Simple and Elegant: Ultra mini size ensure perfect portability and easy installation, small and nice, easy to install.
Specifications:
Indoor Machine Voltage Range: 5V USB Direct Power Supply
Indoor Bell
Outdoor Bell
Power Supply
4 x AAA Batteries
(NOT Included.)
Input Interface
Micro USB
Wireless Frequency
467.6375MHz
Transmission Distance
300m
5 ~ 50m
Working Time
> 6 Months
48h
Working Temperature
-20 ~ 55 ℃
Size
Approx. 100 * 60 * 16mm
/ 3.9 * 2.4 * 0.6in
Approx. 100 * 60 * 16mm
/ 3.9 * 2.4 * 0.6in
Package Size
Approx. 170 * 120 * 25mm / 6.7 * 4.7 * 1.0in
Package Weight
150g
Package List:
1 * Indoor Bell
1 * Outdoor Bell
2 * Glue
1 * Screw Driver
1 * User Manual
On Jul-13-21 at 02:14:05 PDT, seller added the following information: