1. To save your time and cost with these fast and convenient tools

2. To save the cabling and construction cost up to 75%

3. High stable more than other modulators

4. To add more cameras, speed domes, microphones, alarms w/o big cost of re-building

5.The 1st channel can transmit video,audio,RS485(PTZ) and I/O signals,others are only for videos.

6.transmission distance is up to 350-550M.

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