Amazon.com: 50 Ft 16 AWG Ga Bulk 4-Conductor in Wall Speaker Cable White Pro Grade Audio Digital Speaker Stranded Copper High Strand Count PVC Jacket UL Listed in-Wall Flexible Signal Transfer :
BrassCraft 5/16 in. x 50 ft. Slotted-End Replacement Cable BC96106 - The Home Depot
16 AWG 4C Type P Power Cable, 600/1000V | WireAndCableYourWay.com
16/3 SO Cord | Allied Wire & Cable
OOK 25 ft. 55 lb. 16-Gauge Galvanized Steel Wire 50130 - The Home Depot
Supermicro 15cm CBL-0084 16-Pin Front Control Panel Split / Extension Cable
Choosing the right cable gauge wire for your audio speakers