... 4GB,Built in 3G call, outer speaker, no GPS (can be optional), camera 0.3MFull description:10.1inch TFT LCD screen capacitive Touch screen ... IEEE802.11b/g/n, at present buit in outer speaker , no bluetooth 3G/GPS: built in 3G with call function, no GPS (can be ... warranty : 1 year since delivery date from manufacturer's factory. 10.1" built in 3G call function tablet, DDR2 512M+4G, wifi, HIDMI