... *I/O Interfaces:*Mini USB 2.0*3.5mm stereo earphone jack*Microphone*DC-In Port*TF-card slot*SIM Card slotKeys ... :AC input 110V-240V; DC output 5V/1.5A-2A*Accessory:Charger, USB & OTG cable, User manual, Gift box ... .*Accessory(Optional):USB 3G dongle, USB RJ45 adapter, Leather case, Screen protector, Cloth pouch, Keyboard leather case, Touch pen, Earphone, HDMI ...