• 4.3 inch IPS display; screen resolution 800×480 • 2MP CMOS; true WDR • Touch button; IP65 • Operating temperature: -30°C to +60°C • Auto light illumination reduces light pollution • Multiple unlock modes: Password unlock, ID card unlock, and remote unlock • Support 20, 000 users and 10, 000 cards • Support full duplex; management platform, and voice call through APP • Support SIP server, and can manage 200 indoor monitors at most • Support duress alarm, tamper alarm, and door sensor timeout alarm