Can use with Smith Corona Classic Series and Ultra Headsets
ActiveGard™ – technology protects you from acoustic shock and sudden sound surges
Ring Tone Detecting Microphone with Cable and Double-sided Adhesive Tape (2
with a braided tuff cord that is resistant to damage
0 direct plug-in designed to work with office desk phones and any USB device
U10P Cable for Mitel/ShoreTel, Polycom SoundPoint, Polycom VVX, and Digium - Plantronics QD Compatible Poly-Plantronics Headsets Can use with Smith CoronaPlugs into your telephone's built in headset port Connects your Polycom or Digium IP phone to any compatible Plantronics wired headset Polycom IP Phone Compatibility Polycom SoundPoint IP 300, 301, 335, 430, 450, 500 (rev. E or later), 501, 550, 560, 600, 601, 650, and 670 running SIP software 3. 0 or later Polycom VVX 300, 310, 400, 410 running Polycom UC software 4. 1. 4 or later Polycom VVX 500 running Polycom UC software 4. 0. 1 or later Polycom