CMS Cables 2m 3.5mm TRRS Male to Female Extension Cable

The 2TT-102-4POLE is a 2 metre 4 pole 3.5mm TRRS extension cable. TRRS cables are usually found on mobile phones because they can carry two-way audio (headphone and mic) allowing you to make calls with compliant headsets.4 Pole connectors are also called TRRS connectors because they have 4 sections on the connector, Tip, Ring, Ring, Sleeve. These sections are separated by 3 black rings.