User Guide
Page 2
... through your ears from harsh noises, such as fax tones • Audio compensation which protects your headset. The Vista M22 Amplifier has builtin sound conditioning and protection. WELCOME to the VistaTM M22 universal MODULAR Amplifier from Plantronics® The Vista M22 Universal Modular Amplifier adapts your telephone to work with telephones that have the dial pad in the handset or...
... through your ears from harsh noises, such as fax tones • Audio compensation which protects your headset. The Vista M22 Amplifier has builtin sound conditioning and protection. WELCOME to the VistaTM M22 universal MODULAR Amplifier from Plantronics® The Vista M22 Universal Modular Amplifier adapts your telephone to work with telephones that have the dial pad in the handset or...