The AC44-4 is an adapter cable to convert 4.4mm connections to 2.5mm. This cable is ~ 5 in. long and has a Female 4.4mm TRRRS connector on one end, and a male 2.5mm TRRS Connector on the other. This adapter is balanced and comes in our "Titanium" colorway.
Take a look at our "Multi-kit 5" options atthis link, which combine multiple 4.4mm adapters in a set. Order a custom kit atthis think.