Audio Speakers’ TRS cables are TRS to TRS ¼” patch cables with a heavy duty flexible rubber jacket. These balanced ¼” cables are typically used to connect mixers to equalizers, crossovers, compressors, effects units or amplifiers. These shielded black TRS cables can be used anywhere a balanced ¼” connection is required. The wires are ¼” TRS male to ¼” TRS male. The audio cable is 25 feet long and is made of 22g Oxygen-Free Copper (OFC) conductors for an enhanced signal clarity and superior RF rejection. These16 Foot/5 Meter audio cables are black in color. Audio Speakers’ TRS ¼” Patch Cables. Black 16 Foot/5 MeterTRS 1/4" Patch Cable Model Number: 16 Foot/5 Meter Black in Color 1/4" TRS Male to 1/4" TRS Male Heavy Duty Flexible Rubber Jacket Length: 16 feet for each cable Shielded Cables.