Quad DVR features: compatible with NTSC and PAL, real time viewing rate, on-screen time and date display, built-in quad mode viewing, 4 video channels input, 1 video channel output, 4 inputs for sensors, 1 output for alarm, USB AV output to computer, supports pan and tilt cameras, DVR control box powers all 4 cameras, built-in motion detection with 10 levels of sensitivity, M-JPEG video compression and HDD usage indicator.
Recording options: 45 weeks recordable time, display while recording, date and time recorded on video, manual/motion detection/programmable, quad or frame mode recording.