High-fidelity AptX Audio DecodingAptX audio decoding, 16bit/44.1kHz audio frequency. The decoding rate is up to 352kbps, with CD-quality sound.20 Hours Total Playback Time5 hours working time per charge for the earbuds, 20 hours of total playback time of full charge by the charging case.X3 wireless stereo earbuds bring extended playback time  and enjoyment.IPX5 WaterproofIPX5 dust and water resistance, Splash and sweat are no longer a problem.Immersive Music ExperienceThe crystal-clear sound offers you as close as possible to the sensation of hearing your favorite music live.Stylish and Compact DesignErgonomically designed earbuds comfortably sit in your ears so you can enjoy your music for hours on end.CVC8.0 Noise-cancellationCVC V8.0 noise-cancellation technology reduces environmental noise. Stable signal for clear detailed sound.Touch Control for Easy OperationTouch control allows you to play/pause and answer calls.Stable and Fast Signal TransmissionAdopt a professional Bluetooth 5.0 Qualcomm chipset with low-power consumption technology and stable signal transmission to extended playback time.