Description:
This is a portable doorbell system for home,factory, hotel, market, and more. Built-inmicrophone and speaker allow super sound quality for dual way communication.Simple and small design, easy to use.
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 200m 5 ~ 50m
Working Time 4 months
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
This is a portable doorbell system for home,factory, hotel, market, and more. Built-inmicrophone and speaker allow super sound quality for dual way communication.Simple and small design, easy to use.
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 200m 5 ~ 50m
Working Time 4 months
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
