---
product_id: 45582608
title: "HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray"
brand: "hid"
price: "€ 8.00"
currency: EUR
in_stock: true
url: https://www.desertcart.ie/products/45582608-hid-omnikey-3121-r31210320-01-smart-card-reader-usb-3
store_origin: IE
region: Ireland
---

# USB 3.0 ultra-fast data transfer Cross-platform OS compatibility TAA & FIPS 201 security compliance HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray

**Brand:** hid
**Price:** € 8.00
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock elite security with speed and style.

## Quick Answers

- **What is this?** HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray by hid
- **How much does it cost?** € 8.00 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/45582608-hid-omnikey-3121-r31210320-01-smart-card-reader-usb-3)

## Best For

- hid enthusiasts

## Why This Product

- Trusted hid brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal OS Support:** Effortlessly integrates with Windows, macOS, Linux, and iOS environments.
- • **Military & Enterprise Ready:** Compatible with CAC, DOD, and multiple government portals ensuring professional-grade reliability.
- • **Ergonomic Vertical Stand Design:** Optimized for desktop use with a sleek standing base that saves space and boosts accessibility.
- • **Lightning-Fast USB 3.0 Connectivity:** Experience seamless, high-speed smart card interactions without lag.
- • **Government-Grade Security Compliance:** Built to meet TAA and FIPS 201 standards for trusted access control.

## Overview

The HID OMNIKEY 3121 is a gray USB 3.0 smart card reader designed for professional and government use, supporting a wide range of CAC and secure ID cards. It features TAA and FIPS 201 compliance, ensuring top-tier security, and offers broad compatibility across Windows, macOS, Linux, and iOS. Its ergonomic vertical stand enhances desktop usability, making it a trusted choice for military, corporate, and enterprise environments.

## Description

HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray

## Features

- With standing base for convenient vertical use
- USB Smart Card Reader for CAC Army Military DOD Government ID, National eID, ActivClient, AKO, OWA, DKO, JKO, NKO, BOL, GKO, Marinenet, AF Portal, Pure Edge Viewer, ApproveIt, DCO, DTS, LPS, Disa Medical Corporate Enterprise email CAC Cards
- For Contact Chip IC Common Access Cards
- ISO 7816 Standard, EMVCo Terminal Level 1; TAA compliant; GSA Fips 201 approved
- All major operating systems supported: Windows 7, 8, 10, Linux OS, Apple macOS X

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Standing screen display size | 7 Inches |
| Wireless Type | 802.11a/b/g/n |
| Brand | HID |
| Item model number | R31210320-01 |
| Operating System | Linux, Windows, iOS |
| Item Weight | 2.82 ounces |
| Product Dimensions | 3.15 x 1.1 x 2.64 inches |
| Item Dimensions  LxWxH | 3.15 x 1.1 x 2.64 inches |
| Color | gray |
| Voltage | 120 Volts |
| Manufacturer | Hid Fargo |
| ASIN | B06XY2XLWF |
| Is Discontinued By Manufacturer | No |
| Date First Available | January 19, 2017 |

## Images

![HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray - Image 1](https://m.media-amazon.com/images/I/81bEjMNMdbL.jpg)
![HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray - Image 2](https://m.media-amazon.com/images/I/81EAVe1PkTL.jpg)
![HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray - Image 3](https://m.media-amazon.com/images/I/71iB8y8wt2L.jpg)
![HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray - Image 4](https://m.media-amazon.com/images/I/615rplEEXzL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Does it read government piv cards? thanks.**
A: Yes, it does. It reads all smart cards that have contact chip on them. But it can't read contactless (NFC) cards.

**Q: How long is the cable?**
A: About 3 ft

**Q: Does it work with a Chromebook or Mac?**
A: Not sure about Chrombook, but Mac OS is supported.

**Q: Does it any need a software installation for military common access cards? i have the macbook air**
A: You will need a middleware package. Militarycac dot com has instructions.

## Frequently Bought Together

- HID OMNIKEY 3121 R31210320-01 Smart Card Reader - USB 3. 0 - Gray
- Identiv SCR3310v2.0 USB Smart Card Reader
- Taglio PIVKey C910 Certificate Based PKI Smart Card for Authentication and Identification, Dual Interface Contact/Contactless Smart Card, Supports Windows PIV Drivers, Standard ISO.

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**Shop now:** [https://www.desertcart.ie/products/45582608-hid-omnikey-3121-r31210320-01-smart-card-reader-usb-3](https://www.desertcart.ie/products/45582608-hid-omnikey-3121-r31210320-01-smart-card-reader-usb-3)

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*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-02-24*