Extended Keyboard is a switchboard favorites

Compatible phone models
 

Specification


Hardware specification

16 programmable keys;
2 RJ45 ports for connection of extension modules ;
Working temperature : -10 ℃– 50 ℃;
Working humid : 10%-95% ;

Package

Dimension of single unit (11.2x14.3x10.8);
Weight :0.3KG;
Packing size (7.5x 5.7 x 2.5)cm;
Preserve temperature -40 - -70℃;
Preserve humid level: 10-95%;
----------------------------------------