The Ugreen WS201 HiTune H5 are true wireless earbuds running Bluetooth 5.3, with 13.6mm drivers for deep bass and clear treble. Four microphones with AI noise reduction cut background noise on calls, and playback runs to 6 hours on a charge or 26 hours with the case. IPX5 water resistance covers sweat and light rain, and 100ms latency keeps audio in sync for video and gaming.