This Cisco headset uses wideband audio technology to assure a clear and natural sound experience, and its noise-canceling microphone filters out most background noise for clear 2-way communication. It is equipped with big soft ear cushion to ensure all-day comfortable wearing and adjustable headband let you find the perfect fit. This headset with microphone design well compatible with most Cisco phones already with RJ9 headset jack.
Cisco Phone Compatibility (Included but not limited):
Cisco IP Phones:Cisco 6921, 6941, 6945, 6961, 7821, 7841, 7861, 7931G, 7940, 7940G, 7941, 7941G, 7942G, 7945, 7945G, 7960, 7960G, 7961, 7961G, 7962G, 7965G, 7970, 7970G, 7971G, 7975G, 7985G, 8811, 8841, 8845, 8851, 8861, 8865 and 8900, 8941, 8945, 8961, 9951, 9971
Note: This RJ9 Cord ONLY Compatible with Cisco Phones with RJ9 Headset Jack!
If your phone is not listed, please contact us for compatibility guide.