Grandstream Networks GDS3710. Megapixel (approx.): 2 MP. Maximum image resolution: 1920 x 1080 pixels. Maximum video resolution: 1920 x 1080 pixels. Voice codecs: G.711Mu. G.711a. G.722. Product colour: Grey. International Protection (IP) code: IP66. IK code: IK09. Ethernet interface type: Fast Ethernet. Ethernet LAN data rates: 10.100 Mbit/s. Supported network protocols: TCP/IP/UDP. RTP/RTCP. HTTP/HTTPS. ARP/RARP. ICMP. DNS (RV. NAPTR). DHCP. SSH. SMTP. TFTP. NTP..... Operating voltage (door opener): 12 V. Operating current (door opener): 1 A