User Guide
Page 2
The Vista M22 Amplifier has builtin sound conditioning and protection. Features • Sound Compression which improves listening and speaking sound • Easy switching between handset and headset • ... MODULAR Amplifier from harsh noises, such as fax tones • Audio compensation which protects your ears from Plantronics® The Vista M22 Universal Modular Amplifier adapts your headset. The Vista M22 Amplifier is not designed to a Plantronics headset and provides control of the sound through your telephone to work with telephones that have the dial pad...
The Vista M22 Amplifier has builtin sound conditioning and protection. Features • Sound Compression which improves listening and speaking sound • Easy switching between handset and headset • ... MODULAR Amplifier from harsh noises, such as fax tones • Audio compensation which protects your ears from Plantronics® The Vista M22 Universal Modular Amplifier adapts your headset. The Vista M22 Amplifier is not designed to a Plantronics headset and provides control of the sound through your telephone to work with telephones that have the dial pad...