HDCVI technology is the first on the HD-over-Coax market to realize audio transmission over coaxial cable. Audio information can bring supplementary evidence for video surveillance. In order to provide users with a lossless and real-time auditory experience and a high-quality video & audio surveillance solution, HDCVI brings the advanced DAC (Digital Audio-over-Coax) technology to the HD-over-Coax industry.

TC HDCVI DAC Technology