If your building a new system or updating an older unit or performing a retrofit these cables are worth looking at. Full 18awg ROHS certified, PVC foil shielded.

Available in standard pass through design, and solderless resistor design. These units are professional grade, at the best prices.

Set of three standard pass through cables http://cgi.ebay.com/ws/eBayISAPI.dll...e=STRK:MESE:IT

Solderless resistor type Pro cable.http://cgi.ebay.com/ws/eBayISAPI.dll...e=STRK:MESE:IT