... touch screen, resolution 7"Inch Touch Screen PSTN/SIP Video PhoneFeatures:1, Android 2.2 system application response ... upgrade 2 ~ 5 times;2, powerful visual address book3 video calls, fluent4, 720p hd multimedia playbac5, practical desktop ... mp4, 3gp, avi, WMV,Wma, MKV, FLV720P video resolutionVideo frame rate of 30fpsVideo bitrate 768kbps ~ 3Mbps Network characteristicsNetwork protocol DHCP, ...