USB AUDIO PROCESSOR
Expand the connectivity options of your current Plantronics H-Series headsets with the DA40 USB adapter. With this corded USB-to-headset adapter and H-Series headset (traditionally used with a desk phone) you can now manage PC communications with superior call clarity.
- Plug-and-play USB connectivity for fast, simple setup
- Quick Disconnect capability allows the headset to detach without losing the call
- PC Wideband delivers heightened speech clarity, providing the best possible PC audio quality (headset must support wideband audio)
- Two year limited warranty
Click below link for User Guide: