CPU:Security Chip Model:Z70 Display:1.77 inch TFT screen(128*64) Magnetic Card:1/2/3 track, bidirectional swipe, ISO 7811 IC card ISO 7816 Contactless card reader Support ISO/IEC 14443 Type A&B、Mifare,felica card, Compliant with Requirements of EMV/qPBOC、PAYPASS USB interface:Micro USB ×1 Communication:Dual mode:Support BLE protocol, SPP protocol, compatible with iOS, android 2.3 or higher OS Encryption Algorithm:DES, 3DES, RSA, SHA-256, AES, etc. Battery Lithium polymer rechargeable battery, 3.7V, 200mAh Operate current 50mA-90mA Standby current 31mA-45mA Auto power off without operation in 5 min Adapter:5V 80mA Size:111mm×59mm×13.2mm