Fangrui Product Details 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 Sram, 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, Mk/sk Encryption Algorithms: 3des, Des, Aes, Rsa Environment: 0c ~ 50c Operating Temperature 20c ~ 70c Storage Temperature ~ 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 Sram Peripheral Port : Micro-usb Encryption Algorithm : 3des,des,aes,rsa Interface : Pci Installation : Internal Processor : 32 Bit Arm Cpu Comm