3nStar SC500. Type: Fixed bar code reader, Scanner type: 1D/2D, Sensor type: LED. Connectivity technology: Wired, Standard interfaces: RS-232, USB. Product colour: Black, Housing material: Acrylonitrile butadiene styrene (ABS). Power source type: USB, Input voltage: 5 V, Power consumption: 260 mA. Weight: 300 g, Width: 73 mm, Depth: 70 mm