Bring digitally enhanced audio quality and the comfort of Plantronics headsets to Voice over Internet Protocol (VoIP) softphones with the Plantronics DA55. Plantronics DA55 connects directly to your computer's USB port. QuickDisconnect at the other end of the cord connects to any Plantronics Call Center headset (H-series). Maximize the value of Voice over IP communications with the Plantronics® DA55 USB-to-Headset Adapter. Digital signal processing and echo suppression ensure clear, contact center customer interactions.The DA55 includes a USB-to headset adapter with digital signal processing (DSP) for crisp, clear sound, that provides contact center agents and supervisors with unparalleled control of voice and audio quality. Retail Price
- Ideal for call center agents and offices using softphones as a primary telephone, or mobile workers using soft phones
- Call Clarity™ enhances intelligibility by setting incoming calls to the same volume
- SoundGuard® Plus™ shields listeners from loud transmissions
- Digital technology eliminates frustrating echo common on VoIP networks
The Plantronics DA55 does NOT include the inline volume & mute control and does NOT come with the PerSono Pro software. If you would like these features please take a look at the Plantronics DA60 - a higher grade adapter with better sound quality/clarity.
So what's the difference between the various Plantronics adapters?: DA40, DA45, DA55 & DA60:
Plantronics DA40 is an affordable option that does NOT include the PerSono Software & does NOT have the inline volume & mute controls, but does support "Wideband" audio. Only works with the Plantronics H Series Headsets.
Plantronics DA45 is similar to the DA40, but has inline Volume/ Mute controls, Call Answer/End, supports "Wideband" audio & "Echo" management, & comes with the PerSono Call Software program. Only works with the Plantronics H Series Headsets.
Plantronics DA55 Does NOT include the PerSono Software & does NOT have the inline volume & mute controls, but supports DSP (Digital Signal processing) & Echo-Cancellation. Works with both the Plantronics H Series & Polaris Series Headsets.
Plantronics DA60 is similar to the DA55 but does have the inline Volume & Mute controls, comes with the PerSono PRO Software program & supports DSP (Digital Signal processing) & Echo-Cancellation. Works with both the Plantronics H Series & Polaris Series Headsets.
For more details see Plantronics DA55 datasheet