The Philips welcomehive Pro access control solution provides simplified and secure RFID access to your buildings. Its opening control and night vision allow you to control all your access from day to night and simply welcome your visitors. With the reliability and design of its products, Philips brings to users and installers the peace of mind and a unique experience. 2 wires – no polarity Sensor: C-Month 520TVL Camera: 105° IP45 Rfid (125kHz) Trigger control: 12 V – 250 mA (without external power) or dry contact. Trigger control time: 1~99s. Operating temperature: -20°C ~ +50°C. Standby consumption: 24 V – 1.2 W. Power consumption: 24 V – 4.8 W.