Sir, we are trying to get this device for testing, in future we will have a requirement of 200 plus devices Product Name:NFC pos terminal printer with wifi, 4G, 3G, GPSOS:Android 9.0RAM:RAM: 2GB FLASH:16GBPrinter:Built-in 58mm Thermal PrinterSD slot:1pcsSIM slot:2pcUSB interface:micro USB OTG, mini USB serial portCommunication:4G/3G/2G, wi-fi, hot spots, bluetoothGPS:GPS, AGPSCamera:5M PixelAfter-sales Service Provided:Video technical supportAfter-sales Service Provided:Online supportWarranty:1 YearTouch Screen Type:Capacitive ScreenOperation System:Android 9.0CPU:MTKHard Disk Capacity:2GB RAM, 16GB Flash Show More