MFIRE 13,56 MHz card/keyring reader with USB output Reader description: Range: 0 - 12 cm Connection: USB Power supply: 5V with USB Frequency: 13,56Mhz MIFARE / NFC Format read: 10 digits card number (10 digit Dec) Operating temperature: -10C do 70C Dimensions: 104x68x10mm LED indicator - LED informing about the status of the reader Sound beacon - buzzer informing about events Support for cards, keychains, and other transponders After reading the card, it sends its number along with the do transition sign of the new line (keyboard simulation) Ability to change the reading format The standard format of reading is 10 digits of the card number a new line character (keyboard emulation). Example: for a card with the number 0009485192 144,48008 By default, the format reads 8H10D (4B) from a card with serial number 00:90:BB:88 reads 0090BB88, converts to a decimal system and returns the number 0009485192 and the character of the new line. An example of other forms of reading next to it. SPECIFICATION: Dimension: 104x68x10mm Reader color: Black Support chip: EM4100, EM4101 Standard : ISO14443A Reader time: & lt ;0.5s RFID card type: MIFARE Power Supply: 5V DC Consumed Current: 70mA Operating Distance: 0120mm Interface: USB Status Indication: 1pcs LED ; 1pcs buzzer Service Temperature: -10C 70C Store Temperature: -20C 80C