OS: Android 8.1Memory: 2G RAM / 16G ROMCommunication: Wi-Fi, blue tooth, 4G, USBFace Capacity: 6,000(1:N)(10,000 Optional+5USD)Transaction Capacity: 200,000AC Adapter: 12V, 2AOperating Temperature: -10°C- 50°CSDK: TA PUSH SDK