What is DTV ?

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DTV system

Practically speaking, 32~48 full HD video can be simultaneously transmitted over a coaxial cable

CCTV system

The ccHDtv surveillance system, as known as DTV surveillance, is a new-generation video security solution adopting digital TV technologies with DVB-T standards currently. It features excellent performance in both video and audio transmission over coaxial cables or air, with major advantages including: excellent HD video quality over coaxial cables, seamless solution for CCTV upgrades, and longer transmission distance.