Poly Vista M22 Audio Amplifier
Poly Vista M22 Audio amplifier brings superior sound-quality, acoustic protection and compatibility with those telephones that do not allow direct connection of headsets. It is ideal for office professionals who need to use their corded headset with their deskphone and PC.
85T20AA#AC3 replaces 43596-64
Vista M22 also provides compatibility with those telephones that do not allow direct connection of headsets. it offers a range of additional features to enhance the sound quality of your phone conversations.
Plantronics SoundGuard Plus™ technology ensures loud tones are quickly reduced to more comfortable levels and ensures that the normal, human voice remains natural and unchanged, for face-to-face clarity of communication.
Plantronics Call Clarity™ technology uses electronic signal processing to reduce phone noise and maintain constant volume levels, as set by the user. This ensures all conversations are held at a comfortable and consistent level, regardless of the loudness of the incoming call.