Omnikey 3121 USB Card Reader
The HID OMNIKEY 3121 is a rugged, desktop smart card reader offering contact card support, plug-and-play USB CCID, and versatile mounting options.
- Supports ISO 7816 contact smart cards (T=0, T=1, synchronous)
- USB 2.0 CCID Plug & Play, no drivers required
- Multiple mounting bases (vertical, horizontal, adhesive)
- Dual-color LED status indicator (green & red)
- Compatible with Windows, macOS, Linux, Android
Product Features
The Omnikey 3121 USB Card Reader is a robust and reliable desktop smart card reader designed for a wide range of secure applications. Manufactured by HID Global, it provides exceptional performance and ease of use for businesses, government agencies, and individual users who need secure access to smart card-based applications.
This reader supports ISO 7816 contact smart cards, including various memory and microprocessor cards, making it highly versatile. With its USB interface, the Omnikey 3121 connects seamlessly to desktops and laptops without requiring additional power supplies. Its plug-and-play compatibility with major operating systems (Windows, macOS, Linux) ensures simple and quick deployment.
Designed with usability in mind, the Omnikey 3121 features a sturdy base and optional mounting capabilities, making it ideal for desktop environments, workstations, and customer-facing counters. Its durable construction ensures long-lasting performance even in heavy-use environments.
Typical applications for the Omnikey 3121 include online banking, digital signatures, PKI authentication, network logins, secure e-commerce transactions, and access to e-government services. By providing secure communication between smart cards and host systems, it helps organizations maintain compliance with security standards and protect sensitive data.
Combining ease of use, compatibility, and durability, the Omnikey 3121 USB Card Reader is the go-to solution for businesses and individuals seeking reliable smart card access on desktop platforms.
Email: sales@idvisionme.com
Phone: +971 4 269 4620
Specifications
| Card Form Factor | ID-1 (Full-size) smart cards |
| Supported Protocols | ISO 7816: Asynchronous (T=0, T=1); Synchronous (I²C, 3-wire, 2-wire) |
| Interface | USB 2.0 Full-Speed CCID (12 Mbps); USB 3.0 compatible |
| Operating Systems | Windows, macOS, Linux, Android |
| Smart Card Speed & Frequency | Up to 420 kbps; 12 MHz clock |
| Protection Features | Movement detection with auto-off, automatic card recognition, short-circuit & thermal protection |
| Status Indicator | Dual-color LED (green & red) |
| Mounting Options | Standard, heavy, jumbo bases; adhesive vertical/horizontal mounting |
| Dimensions (L × W × H) | 80 × 67 × 28 mm (3.15″ × 2.64″ × 1.1″) |
| Weight | ~110 g (reader); ~31 g (standard base) |
| MTBF | 500,000 hours |
| Certifications | ISO 7816, EMV 2000 Level 1, USB CCID, PC/SC, HBCI, WHQL, GSA FIPS 201; CE, FCC, UL, VCCI, KCC, RCM; RoHS, REACH, WEEE |
| Warranty | 2-year manufacturer |




