HID - Omnikey 6321 USB Reader
HF RFID USBSmart Card Reader

The OMNIKEY® 6321 USB smart card reader represents the ideal combination of contact and contactless technology in a single mobile device. Featuring a dual interface PC-linked reader that reads/writes to both a 13.56 MHz contactless smart card and virtually any SIM-sized contact smart card, the device economically supports mobile end-user environments where both contactless and contact smart card technologies are used.

Utilizing contactless smart card technology for PC-linked applications, the OMNIKEY 6321 allows users to experience the convenience, speed and security of contactless technology for applications, ncluding logon to Windows®, networks, websites and applications for the secure storage of user names, passwords and personal information.


  • Supports three ISO standards for contactless cards (ISO 14443 A/B and 15693) and ISO 7816 standard for contact cards, and Microsoft WHQL
  • Reader supports contactless smart cards with up to 848 Kbps in the fastest ISO 14443
  • transmission mode
  • Standard application interfaces include PC/SC, Synchronous-API (on top of PC/SC),
  • OCF (Open Card Framework) or CT-API
  • Features host interface USB 2.0 CCID1 and is compliant with USB 1.1
  • Compliant with all relevant safety and environmental standards, including CE, FCC, UL, RoHS and WEEE
  • 24 Months Warranty - Return to Base


 Physical Characteristics
Dimensions94 mm x 26 mm x 15 mm
Weight1.7 grams
 Environmental Characteristics
Operating/Storage Temperature0 to 55 °C (10-90% Relative Humidity)
 Host Interface
USBUSB 2.0 CCID (USB 1.0 Compliant)
Transmit Speed12Mbps (USB 2.0 Full Speed)
 Smart Card Interface
StandardISO 7816
ProtocolsT=0, T=1, 2-wire: SLE 4432/42 (S=10), 3-wire: SLE 4418/28 (S=9), I2C (S=8)
Card sizeID-000 (SIM-size)
Smart Card Interface Speed420 kbps (when supported by card)
Smart Card Clock FrequencyUp to 8 MHz
Supported Card Types5V, 3V and 1.8V Smart Cards, ISO 7816 Class A, B and C
Power to Smart Card60 mA
Smart Card DetectionMovement detection with auto power-off
Automatic detection of smart card type
Short circuit and thermal protection
8 Pin Handling C4 / C8 supported
 Contactless Card Interface
ProtocolsT=CL, MIFARE®, iCLASS®/ISO 14443 A with 848 Kbps transmission rate (depending on card)
ISO 14443 B with 848 Kbps transmission rate (depending on card)
ISO 15693 with 26 Kbps transmission rate (depending on card)
Supported APIsPC/SC driver (ready for 2.01), CT-API (on top of PC/SC, for contact interface),OCF (on top of PC/SC, for contact interface), Synchronous API (on top of PC/SC))
PC/SC Driver SupportWindows® 2000 / XP (32bit), 2003 Server, 2008 Server, Windows® CE 5.0/CE.NET/CE 6.0 (depending on hardware),Windows® XP 64bit, Windows® Vista (32bit / 64bit), Windows 7 (32bit / 64bit), Linux® and Mac® OS X
IndicatorBlue color LED
(blue=ready, blinking=busy)
Ordering Information and Pricing
Part Number Model Number Description RRP
[A] HID ONIKEY 6321 USB Reader
9-5610-030-8 OK-6321 USB OmniKey OK-6321 USB Reader (TAA compliant) $154.00 A