Function: 1. A universal card reader that can be easily connected and disconnected during use, without the need for external power supply or charging by the user of any driver programs. The reading is stable, accurate and reliable. 2. FAST RESPONSE: Fast reading, speed less than or equal to 0,2 S, maximum read and write distance do 15 cm, card reading interval time less than or equal to 0,2 S, support reading and writing IC cards. 3. GOOD WORKMANSHIP: Using the IC USB interface. The interface cable is wrapped outside with ABS material, which is scratch-resistant and durable. The surface is matte and not easy do slip and ma better transmission performance. 4. STRONG COMPATIBILITY: Stable performance and strong compatibility, using microelectronic RF modules, for Windows, for LIUNX, for Android and other plug and play systems, without the need to install driver software. 5. EASY TO USE: The card reader comes with a we built-in buzzer, with do 20dB sound for effective reminders. The LED is red in standby mode and green in card swipe mode, making the reader easy to use and convenient for beginners. . NFC E-EVIDENCE PROXIMITY READER . NFC E-EVIDENCE PROXIMITY READER Specification: Item Type: NFC Reader Writer Material: ABS Operating Current: 100mA Operating Voltage: 5 V Power Supply: 1W T5577 card frequency: 125 KHZ UID buckle frequency: 13,56 MHZ Card Reading Time: 0,2 s Detection distance: approx. 0 do 15 cm / 0 do 5,9 inch Communication interface: USB interface Power supply method: USB power supply Applicable cards: MF S50, S70, etc. 14443A Compatible Systems: for Windows, for LIUNX, for Android and other systems . NFC E-EVIDENCE PROXIMITY READER . NFC E-EVIDENCE PROXIMITY READER List of packages: 1 card reader 5 cards T5577 5 x UID buckle 1 x USB do data cable Enter usage based on the point of sale diagram. . NFC E-EVIDENCE PROXIMITY READER . NFC E-EVIDENCE PROXIMITY READER Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia