The K-TEK-A361TP-FN Model is a stainless steel industrial keyboard with touch pad. It is composed of 79 keys with 2.0 mm key travel. The keyboard has high resistance to chemicals and environmental factors such as dust, dirt, grease, corrosion, disinfectant, vandal, and other liquids, due to its protection rating of IP 65. It also complies to RoHS, CE, FCC, and ESD directive requirements. It has a wide operating temperature range of -20 °C up to +60 °C and a storage temperature range of -30 °C to +70 °C. This keyboard is supported by different operating systems such as DOS, Windows 95, Windows 98, NT, ME, Windows 2000, Windows 2003, Windows XP, Windows Vista, Windows 7, Linux, Unix, and Mac OSX.