The OMNIKEY 3121 is a high-performance smart card reader for desktop use with multiple standing options in a robust housing. It is an easy-to-install USB device suited for all contact smart card operations like online-banking or digital signature applications. Device Type: SMART card reader - contact Interface Type: USB 2.0 Width: 2.6 in Depth: 3.1 in Height: 1.1 in Weight: 4.97 oz Color: Two-tone gray Recording Standard: ISO 7816 Expansion Slots: 1 x Smart Card Connections: 1 x USB 2.0 - 4 pin USB Type A OK Notification: LED indicator Cables Included: 1 x USB cable - 6 ft MTBF: 500,000 hour(s) Device Features: USB powered, vertical card slot Compliant Standards: Plug and Play, ISO 7816, UL, VCCI, WHQL, MIC, HBCI (Homebanking Computer Interface), FCC, RoHS, WEEE, EMV 2000 level 1, PC 2001, FIPS 201 Electric Current Required: 60 mA OS Required: Linux, Apple MacOS X, Microsoft Windows CE 5.0, Microsoft Windows CE 4.2, Android, Microsoft Windows CE 6.0, Microsoft Windows Server 2008 (32/64-bits), Microsoft Windows Server 2003 (32/64-bits), Microsoft Windows Vista / XP / 7 / 8, Microsoft Windows Vista / XP / 7 / 8 (64-bit versions), Microsoft Windows Server 2008 R2 (64-bits), Microsoft Windows CE 7.0 Min Operating Temperature: 32 °F Max Operating Temperature: 131 °F Humidity Range Operating: 10 - 90% Device Type: SMART card reader - contact Interface Type: USB 2.0 Dimensions (WxDxH): 2.6 in x 3.1 in x 1.1 in Weight: 4.97 oz OS Required: Linux, Apple MacOS X, Microsoft Windows CE 5.0, Microsoft Windows CE 4.2, Android, Microsoft Windows CE 6.0, Microsoft Windows Server 2008 (32/64-bits), Microsoft Windows Server 2003 (32/64-bits), Microsoft Windows Vista / XP / 7 / 8, Microsoft Windows Vista / XP / 7 / 8 (64-bit versions), Microsoft Windows Server 2008 R2 (64-bits), Microsoft Windows CE 7.0