1、[Efficient Decoding Technology] Card reader uses microelectronic radio frequency modules and embedded controllers and efficient decoding technology for processing, efficient decoding and fast transmission. 2、[Non Contact] IC card reader is a non contact card reader, which is convenient and quick to use and stable in performance. 3、[LED Indicator] Equipped with LED indicator/buzzer, the standby mode is red after connection, the indicator flashes green when the card is swiped, and the buzzer sounds once at the same time. 4、[Small and Sensitive] The card reader is sensitive and stable, compact and thin, easy to carry and store, convenient and fast, save time and effort. 5、[ABS Material] ID card reader adopts ABS and plastic sprayed shell, which is flame retardant, high temperature resistance, low cold resistance, and the shell is simple and beautiful. 1 x Card Reader1 x Data Cable Item Type: Card readerMaterial: ABSModel: For R30Colour: BlackWorking Frequency Band: 125Khz (R30D)/ 13.56Mhz (R30C)Communication Interface: USBCard Reader Type: For MF\S50\S70 and Other for ISO14443A Protocol Labels (R30C), TK4001, EM4100 and Other ID Cards (R30D)Card Reading Distance: Approx. 0-80mm / 0- 3.1inCard Reading Time: <100msCard Reading Speed: 0.2sReading Distance: 0.5SOperating System: For Win XP, for Win CE, for Win 7, for Win 10, for LIUNX, for Vista, for AndroidStatus Indicator: 2 Color LED ("Blue" Power LED, "Green" Status Indicator)Inbuilt Horn: Buzzer, Can Control LED and Buzzer