Plantronics Usb To Headset Adapter (pl-da40)

Use with Voice over Internet Protocol (VoIP) softphones The DA40 has a USB connection on one end and a Plantronics quick disconnect (QD) on the opposite end The difference between this product (DA40) and DA45, is DA40 does not have inline volume, answer/end, and mute control buttons Effortless USB plug and play installation Affordably joins enterprise-class headsets with VoIP softphones With the release of new softphones, voice enabled IM software and operating systems, Plantronics has updated the DA40 USB Digital Adapter to ensure ongoing optimal performance Headset can be used for calls without remote answering capabilities: Nortel, Cisco IP Communicator, Tenovis, British Telecom, 3-Com, SIP Quest, Vonage, Comcast, EyeBall, AltiGen, Fidelity, Aspect, Ericsson, Philips, Vertical Networks, EyeP Media, Rockwell, Intercom, Sphere, Call Comm, Net Sapiens, Media Stream, Toshiba, Zultys