Features VistaPlus AP15 Vista M22

Technologies DSP-based (digital); AudioIQ ASIC (analog); Clearline Audio

Multiband Compression Yes No

Noise Compensation Yes No

Echo Cancellation Full echo cancellation Echo management

Call Volume Equalizer Yes Yes

Loud Noise Protection Yes Yes

Noise Reduction Yes Yes

Wideband Support No Yes

Power Source AC outlet or USB connection to PC AC outlet or 2 AA batteries

Headset Controls Yes Yes

Cord Length 10 ft. coiled cable to QD 10 ft. coiled cable to QD

Compatibility Most single and multi-line office phones Most single and multi-line office phones

Warranty 2 year 2 year

Free 2-Day Delivery