Fully wireless earbuds with low latency and long playback for video time and watching. Unique technology of data processing achieves the same low latency as apt-X (requires switching to low delay mode). Up to 9 hours of music playback on a single charge, and up to 28 hours when used with a charging case. ● Automatically connect L and R After pairing with the device, simply remove it from the case and connect it to your device. You can use it in both ears for stereo playback, or use one ear to use it as an earphone when driving. IPX6 waterproof performance so you can rest assured that it is safe even from sweat or sudden rain.