Plantronics Avaya HIC-1 H-top adaptor cable

Plantronics® / Avaya 49323-01
HIC Adapter Cable
Definity 6416D+M / Definity 6424D+M / Definity 4610SW Telephones

For 4610SW IP Telephone (700274673), the HIC cord (408122950) is recommended.                                          
For 4620SW IP Telephones manufactured prior to November 2004, the HIP cord (700212442) is recommended.
For 4620SW IP Telephones manufactured from November 2004 to present, the HIC cord is recommended.