What is the difference between Plantronics AudioIQ and Windsmart technologies?

First there are two types of Audio IQ.  AudioIQ for Bluetooth Headsets makes wireless conversations effortless and pleasant, regardless of the environment. For incoming calls, AudioIQ automatically adapts to background noise levels and intelligently improves the receive quality, clarity and volume level. For outgoing calls, AudioIQ reduces background noise for listeners up to 7-8 decibels, … Continued