Plantronics Vista M22 Headset Amplifier

The Plantronics 85T20AA#AC3 is a headset amplifier that sits between your office phone and a compatible Plantronics headset, delivering audio that is both clean and consistent. By conditioning the signal on its way in and out, it removes hiss, echo, and much of the background chatter that can distract callers and tire users.

Setup is straightforward. Plug the 10 foot coil cord into the handset jack of most analog or VoIP phones, snap your headset into the Quick Disconnect lead, and power the unit with the two included AA batteries. There is no software to install and no special cabling to track down.

Everyday operation is equally simple. Front-panel dials let you raise or lower volume and switch between handset and headset without fumbling behind the phone. The Quick Disconnect coupler lets you walk away from your desk while the call stays active, then rejoin the conversation the moment you return. Loud noise protection smooths out sudden spikes so you can talk comfortably even when callers adjust their own volume.

The Vista M22 shines in contact centers, help desks, medical offices, and any workplace where long stretches on the phone demand reliable clarity. It works with legacy phone lines as well as newer wideband VoIP services, so it is a practical upgrade when you want better sound without replacing existing phones.

• Compatible with most analog and wideband VoIP desk phones
• Signal processing cuts down background noise, echo, and hiss
• Loud noise protection shields hearing from sudden volume spikes
• Quick Disconnect allows you to step away without ending the call
• Front controls make volume and mode adjustments quick and intuitive
• 10 foot coil cord provides generous reach across the workspace
• Powered by two included AA batteries, no external adapter required