This is an audiophile grade RCA cable from TSpec. This cable is a 17ft 2ch RCA cable that would be great to power almost any amp!
 
Gold-plated copper RCA tips with continuous locking barrel
Enamel painted color bands for durable identification
26AWG oxygen-free copper core for maximum bass
Silver plating for true midrange and high-frequency fidelity
M-jacket insulates each channel separately
Non-conductive cotton filler
Polyethylene foam insulated jacket
Aluminum-faced mylar foil for EMI rejection
85 percent coverage braided tinned copper for emitted noise rejection
PVC outer jacket for strength and flexibility
Woven cotton cable shield