Its extra mic assists it generate better sound than the competition. The Evolve2 forty has three microphones (as opposed to two while in the Evolve2 30 and while in the Logitech Zone Wired), which could describe its a little bit better general performance. Although the Evolve2 forty costs a tad https://allhealthmarket.com/product/smart-wearables/smart-electronics-smart-wearables/headphones/lenovo-xt80-bluetooth-5-3-earphones-wireless-headphones-with-mic-button-control-noise-reduction-earhooks-waterproof-headset/