Feature: MPEG-4 video compressed format Video multi-parameter configuration Supports multi-solutions (4CIF/CIF/QCIF) Setup quality/bit rate/frame rate Setup brightness/contract/hue/saturation Supports certain bit rate Maximum to 25fps (PAL)/30fps (NTSC) Supports Email/PPPoE/DDNS Supports IE Explorer, real-time browse, and remote upgrade Supports multi-manager and lock function Record options: manual record/per-record/time record/motion detect record/play back Email alarm support: alarm image Email to user Specification: Video compression: MPEG-4 Image sensor: 1/3-inch Sony CCD 480TVL Minimum illumination: 0 lux Infrared LEDs: 6 powerful LEDs Lens: 3.6mm/8mm/16mm Network interface: 10/100M Base-T Network protocols: TCP/IP UDP/HTTP/ FTP/DHCP/ DNS/DDNS/PPPOE/ SMTP Transfers: video Video size: 4CIF/CIF/QCIF (720 x 576/360 x 288/180 x 144) Frame rate: maximum to 25fps Bit rate: certain bit rate Motion detect: supports pre-record function Image control: 3 levels solution/255 levels brightness/255 levels color/255 levels contrast/255 levels saturation Record: manual record/alarm record/prerecord/scheduler record Upgrade: supports remotes upgrade and reboot Embed web: supports equipment management, record, and play back Operating temperature: -10 to 50℃ Humidity: 10 to 90% RH Adapters: 110 - 240V AC, 50/60Hz