security surveillance system
DVR channel problem is hardware problem not solve by Firmware
Types of Channel problem
1) channel mixing
2) black vision
3) color problem
4) any one channel not work
5) lining vision
6) contrast/brightness problem
Dynamic-iTech
Mo. 9662118956
DVR channel problem is hardware problem not solve by Firmware
Types of Channel problem
1) channel mixing
2) black vision
3) color problem
4) any one channel not work
5) lining vision
6) contrast/brightness problem
Dynamic-iTech
Mo. 9662118956
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