SmartTech IT Services Provide a 4 Channel DVR (Digital video recorder).
The DVR 12HD (TVR 12HD) is a cost-effective, digital video recorder with 4-, 8- or 16-channel capabilities. The DVR 12HD utilizes TVI high definition technology to deliver mega pixel quality over standard coax cable. Up to 8 analog channels can be swapped out for IP channels that make this unit a true high definition hybrid recorder..
H.264 & Dual-stream video compression. Support both HD-TVI /analog and AHD cameras with adaptive access. Full channel@720P resolution non real-time recording. HDMI and VGA output at up to 1920×1080P resolution. Long transmission distance over coax cable. Support 4-ch synchronous playback at 720P resolution.