The Plantronics HIS headset cable for Avaya 9600 IP series phones. The HIS (72442-01) is a lightweight enhanced version of existing HIC and HIP cables for Avaya 2400/6400 and 4600 phones and is the only Avaya certified headset cable for 9600, 9610, 9620, 9630, 9640, 9650 one-X series deskphones. The HIC cable is made with small coiled cable that is ultra light in weight and longer in length (about 15 feet).
Note: The HIS cable is not compatible with 2400, 6400 and 4600 phones and the current HIC / HIP cables are not compatible with the 9600 phones.
