The tablet PocketBook SURFpad 4 M running on the OS Android. Display size 7.85", 2048x1536 pixel screen resolution. The tablet is able to work in networks 3G, EDGE, HSCSD, HSDPA, HSUPA, HSPA+, GPRS, GSM900, GSM1800, GSM1900. Access to the Internet is possible with yes, Wi-Fi 802.11n. Wireless interfaces yes, Wi-Fi 802.11n, yes, Bluetooth 4.0. RAM 2 GB, internal memory 16 GB, supported cards microSDXC. Camera tablet yes, 8 mln pixels., camera for video calls yes, 2 mln pixels.. Battery 4000 mAh, Dimensions 203x136x8 mm, weight 380 g.