Input Signal: XVI / 3G-SDI / IP / HDTVI / HDCVI / AHD / CVBS. Connecting video cameras: 4. Camcorders included: 4. Video cameras resolution: 3 Mp. Connecting microphones: 1. Hard drive: 1 x SATA (up to 10 Tb, not included). USB disk: 1 x USB Drive. Maximum display resolution: 3MP. Maximum recording resolution by the DVR: 1080 (25fps). Network interface: RJ45 10M / 100M Ethernet. Long distance transmission over UTP and coaxial cable: max. 500m for 3Mp. Smart search for efficient playback. Supports writing to USB sticks and USB disks of any size. Android / iOS: Xmeye software updated monthly. Package contents: 1 DVR XVR-41PRO, 4 outdoor cameras XW-300ECO, 1 PSU 12V / 4A, power splitter, set of PV-207 transmitters - 8 pieces, set of connectors for the cable 8 pieces, mouse.