The Jabra GN1200CC is a universal cord for connecting a wide range of headsets to desk phones. The standardised QD (Quick Disconnect) plug will fit most headsets, while there's a RJ9 connector for the majority of desk phones. The GN1200 features internal wiring with 8 settings for compatibility with a vast range of phone systems from different providers, including Cisco, Plantronics, Avaya and Panasonic. It's easy to use - just adjust the switch until you hear a dial tone. The coiled 60cm cord provides flexiblity of movement for phone users.