Features:1. Plastic material housing with USB interface.2. Support Bi-directional card reading.3. Power is from computer host， no need in external power.4. Compatible with ISO.5. Led and beeper indicate the success or failure of card reader working.6. Keyboard emulation port: PC and all terminal device optional.7. Plug and play， no need drivers.Specifications:1. Magnetic Card Standard: ISO7811-78152， Decoding Way: F2F(FM)3. Card Reading Speed: 10-120cm/s4. Read Head Reliability: More than 600，000 times5. Voltage: DC 5V6. Current: Less than 35mAPackage Includes:1 x Card Reader with Keypad