Function: EMV chip card reader (ISO 7816 compliant A, B, C cards) Magnetic stripe card reader: three-track bidirectional, ISO 7810 compliant (tracks 1, 2, and 3) NFC reader (EMV contactless, ISO 14443A/B) Processor: 32-bit ARM CPU Memory: 96KB , 512KB FLASH Communication interface: Bluetooth® 4.0, USB Power and battery: Lithium polymer rechargeable battery 550mAh, 3.7V Charging: via Micro-USB Indicators: Power status indicator, Bluetooth status indicator, and card reading status indicator Key management: DUKPT, /SK Encryption algorithms: 3DES, DES, , Environment: 0°C ~ 50®C operating temperature 20°C ~ 70°C storage temperature 5% ~ 95% Relative humidity, non-condensing Supported operating systems: Android and iOS Model Number : I9 Card Slots : All in 1 / Multi in 1 Compatibility : EMV chip card reader,magnetic card,nfc card reader Memory : 96KB Peripheral Port : Micro-USB Encryption Algorithm : 3DES,DES,, Interface : PCI Installation : Internal processor : 32 bit ARM CPU Communication : Bluetooth Key management : DUKPT Support : iOS&Android (Due to different product batches, the appearance , which does not affect the use) Colour:As Shown Material:plastic Package Contents: 1 x Card Chip Reader Writer 1 x Data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.