Product Specification of OMNIKEY 3121 USB Card Reader
OS Compatibility
Windows, Linux, macOS, Android (CCID compliant)
Card Standards
ISO 7816 Class A/B/C (5V/3V/1.8V); EMV Level 1
Communication Protocols
T=0, T=1, S=8 (I²C), S=9 (3-wire), S=10 (2-wire)
USB Interface
USB 2.0 (Full Speed), USB 3.0 backward compatible
Transmission Speed
Up to 420 kbps
LED Indicator
Dual color – green/red
Mounting Options
Vertical stand, horizontal base, adhesive plate
Dimensions
80 × 67 × 28 mm
Cable Length
150 cm (USB Type A)
Power Supply
USB bus-powered
Operating Temperature
0°C to 55°C; Humidity: 10%–90% RH (non-condensing)
Certifications
CE, FCC, RoHS, WEEE, USB-IF, TAA, GSA FIPS-201
-
OS CompatibilityWindows, Linux, macOS, Android (CCID compliant)
-
Card StandardsISO 7816 Class A/B/C (5V/3V/1.8V); EMV Level 1
-
Communication ProtocolsT=0, T=1, S=8 (I²C), S=9 (3-wire), S=10 (2-wire)
-
USB InterfaceUSB 2.0 (Full Speed), USB 3.0 backward compatible
-
Transmission SpeedUp to 420 kbps
-
LED IndicatorDual color – green/red
-
Mounting OptionsVertical stand, horizontal base, adhesive plate
-
Dimensions80 × 67 × 28 mm
-
Cable Length150 cm (USB Type A)
-
Power SupplyUSB bus-powered
-
Operating Temperature0°C to 55°C; Humidity: 10%–90% RH (non-condensing)
-
CertificationsCE, FCC, RoHS, WEEE, USB-IF, TAA, GSA FIPS-201
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