Features: 100% brand new and high quality Easy USB 2.0 plug and play installation.Support hot swap CR318 is a touch type smart card reader with smart card slot and SIM card holder. It can be used separately, but not simultaneously. Support single, not support simultaneous use. High-quality socket can support at least 100,000 card insertions. It supports class A, class B and class C (5V, 3V and 1.8V) smart cards conforming to ISO 7816 standard. It communicates with PC environment through USB interface compatible with different operating systems. System Support: Windows(32\/64bit)XP\/Vista7\/8\/10,MacOS Package Includes: 1 x Card Reader 1 x Connect Cable Specifications: Brand:Rocketek Model:CR318 Standard:USB2.0 Material:ABS Color:Black Support memory card: CAC ID ATM SIM IC Main Control Chip: AU9580 Size: approx 5.8x2.2x1.3cm\/2.3x0.8x0.5in System Support: Windows(32\/64bit)XP\/Vista7\/8\/10,MacOS Card Type: for ISO 7816 Class A, AB and C 5V, 3V and 1.8V Smart Cards note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you