Intelligent payment terminal device, performs well as receipt printer, scanner and camera, supports 3G, WiFi, BT4.0, 4GB NAND Flash. Compact size and wireless design, easy to carry around and convenient to use; built-in 5000mAh rechargeable battery supports enduring working time. Built-in pos receipt printer uses 58*35mm printing paper, no need of print cartridges or ribbons for low operating cost, low noise and high speed while printing. This PDA printer comes with Android 6.0 OS, smooth and stable operation, great for Android-based apps which need the function of printing or 1D scanning. User-friendly -- smart POS terminal is very efficient in processing sales and suits for warehouse management and small business like cafeteria, boutique, bookstore, etc. Configuration: 3G Communication/ 3G Communication+1D Scanning/ 3G Communication+NFC module/ 3G Communication+1D Scanning+NFC Module. (optional) CPU: Quad-Core 1.3GHz MT6580V/WA RAM: 1GB NAND Flash: 4GB Operating System: Android 6.0 Primary Screen: 5.5 Inch, 1280*720 IPS Screen Capacitive Touchscreen Communication Method: 3G (fits all kinds of networks) Back Camera: 800W Downward Compatible Android 6.0 GSM: GSM850/900/1800/1900 WCDMA: B1 BT: BT4.0 Printing: Therminal Pinter, Paper Scroll 58*35 (not included) Printer Size: 21.5 * 8.6 * 5.3cm / 8.46 * 3.39 * 2.1in Printer Weight: 462g / 16.3oz 3G Battery: 7.4V, 5000mAh Charging Interface: DC Charge, 12V 1.5A Earphone Interface: 3.5mm Standard Earphones OTG: Support USB Interface: Micro USB2.0 * 1 Audio System: Built-in Speaker, Buzzer, Microphone WiFi: 802.11b/g/n