I am looking into doing the exact same thing. I understand what cable your talking about (unlike the other people commenting nonsense). The cable we are talking about trying to extend is the RJ-45 cable. However I don't know if the cable is wired the same as an ethernet cable which also uses the RJ-45 connector at both ends. I am going to order some RJ-45 couplers to connect two male cable ends together and see if I can extend the cameras using ethernet cable. You should try the same thing. Doubtful I'll find time to update this on wether it works or not for me. But thats the best option I can think of. RJ-45 coupler and ethernet cable.
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