Manual swipe type reader. Bi-direction read capability. ISO 7811 conformance. RS-232 interface, baud rate adjustable. Operation responded by two LEDs and buzzer. Power supplied by PC keyboard. Small size. ( Dimension(L*D*H): 90*28*27 mm) DLL/OCX developing kit for Windows98/ME/NT/2000/XP. Sleeping mode (power saving). Cover: Plastic