i have noidea but im guessing....... :-X
no i was gunna say 12 volts but i think im wrong? :o ???
google's the key :o , as no 1 else has helped on the subject :'(
this forum is slow :

so be patient or google the q.
but i wud say pm or wait for TopNurse as the answer probly or most likely can be given by the cable guru. ;D
regards
muff