Connected Security Accessories -Security Card Reader Highlights Generic Brand Security Card Reader Description: Plug and Play, PC standard USB keyboard interface mode without loading any drivers, Windows system will automatically as as human input device. Provided by the computer USB port and stable power supply, no external power supply, and power protection.An integrated LED indicator light and a beep sound, the beep sound when the credit card, the light flashed. Support EM4100 card, frequency: 125kHz, detection distance of 5cm-15cm. The output data for the lower four-byte sequence card number conversion into the ten decimal digits, and between the application end: Network Security; Access control. Specification: Product Type: 125KHZ USB Smart Reader Support Cards: 125Khz RFID EM4100 EM4102 TK4100 Card/Tag Working Frequency: 125Khz Reader Format: Read First 10 Digits of RFID/Proximity Card (8H10D) Communication Speed: 106Kbit / s Power: DC 5V (+/- 5%) Reading distance: 5-8cm Interface: USB (Powered by USB, does not require any external power source) Operating temperature: -10 degrees ~ 70 degrees Size (LxWxH ): approx. 4.13x2.76x0.47""/10.5x7x1.2cm Material: Hard plastic+Metal Cable length: 1.36/53.54"" Support: OS Windows 2000, 2003, XP, Windows7, windows8 Package includes: 2 USB drive part