AV QUICK DISC RJ9 HEADSET CORD 1.2M STRAIGHT: This 4ft cable features a Quick Disconnect (M) connector on one end and an RJ-9 connector (M) on the other end.This Avaya cable is compatible with the Avaya L129, L139, and L149 headsets.Cable Length: 1.2 mDiameter of cable: 2.5mmQuick Connect: Yes, MaleEnd Connector:&