SCR331 - HP SCM Microsystems SCR331 USB CAC Smart Card Reader DOD Military ID

Here are the technical specifications of the HP SCM Microsystems SCR331 USB CAC Smart Card Reader:

- Interface: USB 2.0
- Smart Card Interface Standard: ISO 7816 Class A, B, and C
- Operating System Support: Windows, Linux, Mac OS X
- Dimensions: 2.7 x 2.5 x 0.4 inches
- Weight: 0.8 ounces

Helpful notes:
- Compatible with most smart cards and operating systems.
- Supports multiple smart card protocols for maximum flexibility.
- Compact and lightweight design makes it easy to carry and use on-the-go.