Thanks. I saw this one for the same price, and it has one male end and one female end. Any difference?

http://www.amazon.com/TII-220-Ground-Isolator-applications/dp/B0070Q6URO/ref=pd_sim_23_1?ie=UTF8&dpID=41wLDuyhAUL&dpSrc=sims&preST=_AC_UL160_SR160%2C160_&refRID=0C4AWR5CPT5NZX7SFZPS

I'll upgrade when the time comes - just waiting until more content becomes available. I would have waited for the TV too, but the old one died, forcing my hand.