The M22 Amplifier and HW251N Headset make a high-quality Plantronics corded headset system.

The M22 Amplifier connects the SupraPlus HW251N headsets to just about any modular single- or multi-line phone, and offers easy to use volume, headset/handset, and mute controls.

The SupraPlus HW251N Headset provides excellent audio quality for traditional voice applications as well as the increasingly popular Voice over IP softphone applications