With Maximize data entry simplicity MC33 have a choice of 3 keypads: Numeric 29-Key, Function/Numeric 38-Key, Alpha Numeric 47-Key. Rugged and Ready for the Challenges of Your Environment: Survives 5 ft./1.5 m drops over the entire operating temperature range: -20C to +50C. Survives 1,000 time 3.2 ft./1 m tumbles, Survives subzero and extreme temperatures, Corning Gorilla Glass with air gap for superior touch panel durability, IP54 Sealing. MC33 only with Operating System Android 7.0 (Nougat) AOSP; GMS. The most powerful device in its class, 1.8 GHZ Hexa-core 64-bit processor, double to triple the processing power of the competition.