Simple and Practical: Well-Designed, Large Button Design, Convenient Input. Wireless Connection: Connects with mobile phone via Bluetooth: free from cables and improving payment experience. Comprehensive Adaption: Android, IOS; Exceptional Functions: Supports for all types of payment including Magnetic Stripe Card, IC Card (Contact & Contactless) and others. Security Guarantees: Built-in high-grade security chip, dynamic state PSAM slot configuration to keep safe transaction. Processor : 32-bit ARM Processor Memory : 256KB SRAM + 512KB Flash, External Storage:4MB Flash Display : 128*64 lattice LCD display Magnetic Stripe Card Reader : Supports ISO 7810 /7811/7812, Supports triple track two-way manual card swiping(track 1/2/3) IC Card Reader : EMV Chip Carder Reader, Supports ISO 7816 B/C NFC Reader : EMV Contactless Compliant,Supports ISO 14443 Type A/B, Supports MIFARE Classic 1K/4K Battery : 350mAh, 3.7V,1.295Wh Keys/Buttons : 10 numeric keys, 5 function keys, 1 power on/off key Audio : 1 Buzzer Ports : 1 USB Type-C Operating Temperature : 0°C to 50°C (32°F~122°F) Storage Temperature : -10°C to 70°C(14°F~140°F) Humidity : 10% ~ 93% Relative Humidity, Non-condensing Support OS : Android 5.1 or above;iOS 7.0 or above;Windows 7.0 or above Colour:Black Material:plastic Package Contents: 1 x Card Reader 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.