tablet pc with sim card slot: 1.With built in 3G/GPS,with calling, ... front 1.3M and back 2M. tablet pc with sim card slot: Selling point:7" capacitive+Qualcomm CPU 800MHz support ... pass Qualcomm MSM7227, 800MHz RAM 512MB DDR2 HDD 512MB, TF card, expandable 32GB Camera Front 1.3M,back 2.00M autofocus ... 1Reset button X 1Interface "USB port X 1SIM card slot X 1TF card slot X 1Headset jack X 1DC in port ...