The PAX A920 is a wireless payment terminal that uses 4G, WiFi, and Bluetooth connectivity. It can accept magstripe, EMV chip card, and contactless payments. The PAX A920 has a 5-inch touchscreen display, two autofocus cameras for barcode scanning, and a high-speed thermal printer. It also has a 10-hour battery life. The PAX A920 uses end-to-end encryption to protect sensitive customer data during transaction