Polycom Compatible Jabra Biz 1500 Duo VoIP Noise Canceling Headset Bundle for SoundPoint IP 300 335 450 501 550 560 600 650 670 | VVX300 VVX310 VVX400 VVX410 VVX500 VVX600 VVX1500 CX300 CX600 CX700 Bundle of 2 items - Jabra BIZ 1500 Duo headset and Polycom Interface Cable Great sound quality, with noise canceling microphones Foam Ear Cushions lead heat away from the ear to ensure all day comfort. JABRA SPIN BOOM ARM (270 DEGREES) For easy adjustment and durability. 2-year warranty - protects your headset investment by adding a full year to Jabra's standard warranty.