Product Features: based on Android 5.1 OS; 5.5 inch LCD capacitive touch screen; 1280*720 resolution Ergonomic design for one hand use; Built-in high speed thermal printer; Mobile payment, support magnetic card,IC card,contactless card payment applications; Support 4G/3G/2G,WLAN,VPN private channel to connect APPs; Support Ali Pay, Apple Pay, SamSung Pay, Android Pay, Huawei Pay and other payment solutions. EMV L1&L2Products Specification:OS: Android 5.1CPU: Cortex A7 Quad coreMemory: RAM 1GB, Flash 8GB (support external storage, up to 32GBDisplay: 5.5 inch, resolution 1280x720Touch screen: Capacitive touch screen, support E-signatureCamera: Rear 8Mp, optional front camera 5MpBarcode reader: support front, rear camera photograph and scan; Optional 1D/2D barcode reader, QR scanner module for optionEPP: Built-in EPP (virtual key); compliant with ANSI X9.8/ISO9564, ANSI X9.9/ISO8731 standard; support Master Key/Session key, Fixed, DUKPT, etc PIN protection; support DES, 3DES, RSA, SHA-256 and AES algorithmMagnetic card: 1/2/3 track high resistance reader, Bi-directional swipeIC card: Compliant with ISO7816, support IC card communication in synchron and asynchron on 1.8V,3V,5VContactless card: Optional Union Pay contactless IC card standard, communication distance up to 50mmSAM card: 2 SAM card slot, 1 micro SIM slotCommercial code: Built-in commercial code chip, support commercial code SM2, SM3, SM4 algorithmWifi: IEEE802.11b/g/nWireless communication: GSM, WCDMA, EVDO, TD-SCDMA, TDD-LTE, FDD-LTE, support LBS locate function without SIM cardBluetooth: BT 4.0+EDRUSB: USB OTG 2.0 x1Serial port: UART x1Voice out: Built-in ;oudspeaker, mircophoneExternal memory: 1 TF card slotPrinter: 58mm thermal printer, 40mm widthBattery: Lithium 5200mAh, 3.7VDimension: 197*83*59mmNet weight: 490gFor more detail information, welcome to contact us!