*DISCONTINUED* by HP/Poly.  No Replacement available, call for possible solutions 877-999-3838.

Plantronics M22 is for professionals—particularly VoIP users—the Plantronics M22 Vista amplifier delivers precise levels of listening comfort, sophisticated hearing protection, and superior audio performance. The Plantronics Vista M22 includes Clearline™ audio to improve call quality in any environment, especially wideband VoIP. The amplifier includes near-universal compatibility with single and multi-line telephones, as well as ergonomically designed volume, headset/handset and mute controls. The Quick Disconnect™ feature between the amplifier and headset lets you move away from your phone without removing your headset or disconnecting the call. Plantronics M22 Vista comes complete with a lightweight 10-foot coil cord for freedom of movement at your desk.

Key Features:

• Offers superior voice clarity with Clearline™ audio technology
• Compatible with both:
  • Tradition Phone Systems w/ any Plantronics H-Series Headset
  • Wideband VoIP Network headsets such as Plantronics HW510 or Plantronics HW520
• Delivers optimized audio levels for superior listening comfort – whatever the call
• Provides enhanced Echo management for clearer calls
• Protection from loud noises
• Reduces background noise for clearer calls
• Volume, headset/handset and mute controls
• Adjustable incoming and outgoing volume
• One-button selection of headset or handset
• Supports more natural-sounding speech on wideband networks*
• Compatible with most office & contact center phones
• Superior call clarity for all communications
• Supports the enhanced audio from the latest wideband VoIP phones*
• Also check out the new Plantronics AP15 VistaPlus Audio Process if you're looking for the ultimate in sound quality.
• Operates on 2 x AA batteries (included) - if you don't want to use batteries, we recommend you purchase the Plantronics M22 AC/DC wall Adapter

Old Poly part # 43596-64

New HP part # 85T20AA#AC3

* Requires wideband-enabled phone and headset for wideband performance