... , come with GPS antennaWi-Fi:Yes, 802.11b/gLAN (RJ45):Yes, 10/100 Ethernet3G/3.5G (HSDPA):Yes, support ... DC in, TF card slot, mini HDMI, RJ45 Ethernet, GPS antenna Keyboard:Yes, US screen keyboard or ... battery 5800mAhBattery Life:Approx. 3-4 hoursPower Adapter:100-220V Input, 9V DC Output, 2ADimensions:Approx. 270mm ... contact us if you don't receive it over above 4 weeks, we will solve this problem ...