Based on SIP 2.0 and Android 5.1, this IP door phone for outdoor use with Full HD (1920х1080р) resolution, a 7-inch 1024х600 IPS Multi Touch Screen, built-in Wi-Fi, Mifare/NFC prox card reader, HDMI, Bluetooth 4.0, LTE, RS485, RJ45, Wiegand, Relay, detects a person's temperature using an infrared temperature sensor, can be used in houses, residential complexes and office buildings with an unlimited number of users.