The tablet Sigma mobile X-treme PQ79 running on the OS Android. Display size 7.85", 1024x768 pixel screen resolution. The tablet is able to work in networks 3G, GSM900, GSM1800, GSM1900. Access to the Internet is possible with Wi-Fi 802.11n. Wireless interfaces Wi-Fi 802.11n, yes, NFC. GPU Mali-400 MP2, RAM 1 GB, internal memory 16 GB, supported cards microSDHC, up to 32 GB. Camera tablet yes, camera for video calls yes. Battery 15000 mAh, Dimensions 240.2x178.8x20 mm, weight 853 g.