... LCD panels.VGADB-15 VGA portBacklight ControlOn-board backlight control interface, with ON/OFF and Brightness controlResolution & Frame ... (optional)USB expansionHSDPA (optional)USB expansionSerial PortsUART with HW flow control1 x DB9 Jack, standard RS232, or1 x 6 ... -board 8 x 8 Keypad controllerRemote controlsUniversal infrared remote control receivers, up to 128 buttons, POWER_ON/OFF button supported ...