Network WIFI (Wireless LAN 802.11 b/g/n) USB Transfer BOX external 3G(option) sensor G-sensor PC camera 0.3 Mega pixel(2.0 Mega Pixel option) Power Battery type Lithium-ion 4000MA Battery life and work time :Up to 4 hours of surfing the web using 3G data network Output:9V 1.5A O.S. Android 2.2 Adobe Flash10.1 Video Player/Audio Player/Alarm Clock /Apk /Calculator Calendar/ES file Explorer /ES Task Manager/Global Time Google Maps /Market/NC Manager/PDF Reader/Photo Browser Audio Player MP3,WMA,APE,FLAC,OGG,WAV Frequency response:20Hz to 20000Hz Video Player AVI, MKV(XVID/px/H.264), MOV, TS, M2TS, RM/RMVB, FLV, 3GP, MPEG, DAT, MP4 (support to 1080P:1920x1080) Dimension(W*D*H) 196.5*125*14.5mm Unit N.W:0.51KG Giftbox(W*D*H) 233x168x90mm GW:1.2KG CATON SIZE 470x250x360mm with 10pcs weight:13KG.