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OMNIKEY 3821 USB Pinpad (R3821, Class 2/3 with Display)

Access Control Reader
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HID OMNIKEY 3821 Access Control Reader

The HID OMNIKEY 3821 is a high-performance PIN pad reader with display for desktop usage. The OMNIKEY 3821 is an easy-to-install USB device particularly suited for online-banking or digital signature applications.

Full specifications (PDF)

Manufacturer part number: R38210012-1

Technical Information

  • Media Supported: Smart Card
  • Features:
    • Supports Digital Signature (Class 2/3 reader)
    • Common Criteria EAL 3+ certified
    • Display supported in multiple languages
    • Long USB cable for convenient use
    • Robust housing

General Information

  • Product Type: Smart Card Reader
  • Brand Name: HID
  • Manufacturer: HID Global Corporation
  • Product Model: 3821
  • Product Name: OMNIKEY 3821 PINpad Smart Card Reader
  • Product Line: OMNIKEY

Physical Characteristics

  • Height: 2"
  • Width: 3.1"
  • Color: Two-tone Gray
  • Length: 5.5"
  • Weight (Approximate): 6.10 oz


  • Interfaces: USB 2.0 USB