... , keyboard, mouse, printer and more with the built-in USB 2.0 port.Specification: Operating SystemSupport Windows® 8, Windows® 7, ... internal 3G moduleWireless Support802.11 b/g/n Wi-FiInterfaceUSB 2.0 port × 2DC jack × 1Stereo headphone/Microphone jack × 1SIM ... speed SMT lines, 3 DIP lines, 4 testing lines, 2 assembling lines, 2 packing lines, Rfe can provide highly competitive production capacities.