The DA45 USB Audio Processor helps organizations optimize their unified communications deployment by bringing superior call clarity to headsets for Internet calls and other PC-based voice communications. Compatible with Plantronics H-series headsets, this corded USB-to-headset adapter and audio processor offers advanced audio technologies and several features that help users remain productive and comfortable on the job, including plug-and-play connectivity, ergonomically designed inline controls, and Quick Disconnect capability.

• Optimized for PC-based voice communications 
• Ergonomic design with inline volume, mute, and answer/end for call control 
• Quick Disconnect capability allows the headset to detach without losing the call 
• Wideband audio support and echo suppression for enhanced Internet call quality 
• Plug-and-play USB connectivity for fast, simple setup 
• Two-year limited warranty