IMPORTANT: The DA90 USB adapter is ONLY compatible with the following digital headsets (with "D" at the end of the model number): HW510D, HW520D, HW710D, HW720D
Plantronics DA90 Corded USB Digital Adapter is specifically designed to be used with the HW Digital Series headsets listed above. Offering crystal clear conversations and superior digital audio quality. This Plantronics adapter has a 6-pin quick disconnect (as opposed to the standard 4 pin QD on the DA70 and DA80). The cord length is 50 inches. Features an inline mute button, call answer/end button (with compatible softphones) and volume controls. Noise-canceling microphone and echo management as well as stereo audio support (when used with binaural headset models).
The DA90 also allows company-wide headset inventory management with Plantronics Manager Pro software (an additional service).
IMPORTANTThe DA90 USB adapter has a 6-pin QD and is therefore NOT compatible with any of the standard 4-pin HW series headsets or the Y-training cord. It must be used only with the Digital Series headsets (those HW models with a "D" at the end of the model number, such as HW510D, etc.).
2 year factory warranty