... interface, baud rate adjustable. USB , PS/2 interface at optional pos-magnetic card reader FeatureØ Manual swipe type ... interface, baud rate adjustable. USB , PS/2 interface at optionalØ Operation responded by two LEDs and buzzerØ Power supplied ... Ø Sleeping mode (power saving)Ø Cover: Plastic, Ivory color or black color at optionalSpecification Track 1Track 2Track 3Recording density210 BPI75 BPI210 ...