By default, the transmitter shows the connected device, volume level, and current battery levels of both the battery in the headset and the one in the charging slot. (pcmag.com)
We would love to have extended battery life, but that isn't a possibility yet with current battery technology. (thewirecutter.com)
We would love to have more battery life, but that isn't a possibility yet with current battery technology. (thewirecutter.com)