I will complete by speaking about the noise canceling and voice-calling general performance. As I mentioned, Bose is just not conversing up the noise canceling as much as it always does. Probably that's because it's as good as it really is and speaks for by itself. We have analyzed over https://allhealthmarket.com/product/smart-wearables/smart-electronics-smart-wearables/headsets/original-lenovo-lp40-pro-tws-earphones-wireless-bluetooth-5-0-earbuds-headphone/