CCTV DVR upgrade 4 channel to 8 channel

DVR Turbo HD Hikvision 8ch Full HD 1080p Original Ds-7200 support 2MP
H.264 & Dual-stream video compression
Support HD-TVI/analog/IP camera triple hybrid Magic DVRs Support Analog/HD TVI/IP cameras
Support both HD-TVI and analog cameras with
adaptive access
Full resolution real-time recording
HDMI and VGA output at up to
resolution
Long transmission distance over coax cable
Support up to 8-ch synchronous playback at
resolution

Product Description
8 CHANNEL HIKVISION 1080p HD-TVI TURBO FULL HD TRI-HYBRID CCTV Digital Video Recorder
MODEL NO:

HIKVISION developed the TVI solution, HD-TVI means High Definition Transport Video Interface, It is a DSP-TVI technology

IT solved HD-SDIs previous problems. TVI can convert the digital signals to analog ones, it extends the transmission distance, reduces the total cost, and takes less storage capacity, HD-TVI is also based on coaxial cable, support HD video Audio signal, digital signal transmission