Rockchip® ARM Cortex A7 RK3128, 1* mPCIe, 1 * Micro SD Card socket, HDMI/LVDS/MIPI(option), Bluetooth, WIFI, Android 5.1, Linux Debian 9.0 Features 1. Rockchip® ARM Cortex A7 RK3128 Quad‐core 1.2GHz 2. DRAM : 1GB DDR3L 1066MHz on-board (Max. 2GB) 3. FLASH ROM : 4GB (Max. 32GB) 4. 1* RJ45, 3* USB2.0, 1* OTG, 1* Audio, 1* Micro SD Card socket, 1* MIPI(CSI), 1* GPIO, 1* Speaker Out, 1* RS232, 1* SIM Card holder 5. 1* HDMI (1920 x 1080@60Hz) 6. 1* 24 bits Single CH LVDS (1280 x 800@60Hz) 7. Support Android 5.1, Linux Debian 9.0 8. 2.5” Form Factor (100mm * 72mm)