![Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics](https://m.media-amazon.com/images/I/41trORM-BVL.jpg)
Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics
![Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics](https://m.media-amazon.com/images/I/41trORM-BVL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Plantronics DSP-400 Digitally-Enhanced USB Foldable Stereo Headset and Software : Electronics
![Audio 400 DSP Stereo Folding 3.55mm Headset w/USB Adapter - DISCONTINUED - Business Telecom Products Audio 400 DSP Stereo Folding 3.55mm Headset w/USB Adapter - DISCONTINUED - Business Telecom Products](https://btpi.com/wp-content/uploads/2017/05/PL-Audio400-400x400.jpg)
Audio 400 DSP Stereo Folding 3.55mm Headset w/USB Adapter - DISCONTINUED - Business Telecom Products
![Plantronics RIG 400 Dolby Atmos Universal Gaming Lightweight Durable Headset with Noise Canceling Microphone, for PC/Mac, Xbox One, PlayStation PS4, Black (New Open Box) - Walmart.com Plantronics RIG 400 Dolby Atmos Universal Gaming Lightweight Durable Headset with Noise Canceling Microphone, for PC/Mac, Xbox One, PlayStation PS4, Black (New Open Box) - Walmart.com](https://i5.walmartimages.com/asr/afb5a5ed-3fd1-4cf9-9b58-541dddac7c77_1.6d2bf9fec92e5b3fa58977c45bde3c6c.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)