... modem recommend 3G modem: HUAWEI E1750Bluetooth:NoCamera:Yes, 1.3 mega pixel Audio:Built in x2 high quality speakers (0.5w ... Adapter:100-220V Input, 9V DC Output, 2ADimensions:Approx. 270mm(H) x 170mm(W) x 25mm(D)NET Weight:Approx. 720gTotal ... , MKV, WMV, MOV, MP4,PMP,MPEG, MPG, FLV, 3GP, MPG, H.264, etc.E-Book Reader:Support WORD, EXCEL, POWERPOINT, PDF, TXT ...