This product is made of a combination of surface membrane and aluminum base and features front integration with an integrated touchpad. It has a total of 92 keys (90 keys + 2 mouse buttons) and the short travel keys provide excellent tactile feedback. It is vandal, dust and liquid resistant and has an IP66 protection. It has a front surface film that is resistant to chemicals, abrasion and scratches. It has a USB interface. It has left and right mouse buttons. Different language layouts can be customized. It is specially designed to work in harsh industrial environments.