Hp PL-85T20AA Plantronics M22 Amplifier For Headsets

The Plantronics M22 Amplifier is a universal modular adapter designed for seamless integration with any Plantronics quick disconnect headset. It enhances audio quality and provides advanced control features for optimal communication.

Key features include:

• Modular jack for easy phone connection
• Compatible with VoIP systems for wideband audio
• Protection against loud noises for comfortable listening
• Noise reduction for clearer conversations
• Volume equalizer for consistent audio levels
• Echo management for improved sound quality
• Operates on 2 AA batteries (included) or AC adapter (not included)
• Manual scroll volume control
• Headset on/off switch
• Mute button