I charged the case once and I have used it every day for around 3 hrs a day for about a week and I still havent had to charge it! However, they didnt block out loud TV volume (which Bose does), at all unless you raise the volume quite a bit. bosch rackmatic nice touch. The bone conduction is fantastic, and I would not give these up for anything. bosch rackmatic i also don’t like that i have to use the headset or the receiver. bosch rackmatic Wife now wants new spice jars. 5 and these 7s fit me perfectly. 3 people we know saw this in our home and absolutely loved it and got it from Amazon. bosch rackmatic So far I am very happy with them! I actually wear either an 11.
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