Bematech SB1015 15 true-flat resistive touch screen, 3TK MSR 1024 x 768 Intel Celeron J1900 (2.0 GHz) Quad Core 2GB 320GB All-in-One terminal Part Number: SB1015-Q20D0-3 Chip Set: Fintek F71869 USB: USB 2.0 x 5 USB 3.0 x 1 Serial: RS232 DB9 x 3 LAN: Gigabit, RJ45 x 1 Other Ports: Video port: VGA DB15 x 1 Audio port: Line out x 1 Power: Power supply: DC 12 V 90 W external power adapter Input to power adapter: 100 to 240 V AC, 50/60 Hz Temperature: Operating temperature: 32 degree Fahrenheit to 104 degree Fahrenheit (0 degree Celsius to 40 degree Celsius)