Hi-Fi STEREO CVC 8.0 NOISE CANCELLING: Built in 13.6mm bio-compound dynamic drivers for unique stereo sound quality, giving you the perfect sound, and you can feel the more realistic music. You could enjoy crystal clear music with Acsergery exceptional accuracy and clarity. Also combined its CVC 8.0 noise reduction functionality, producing you a smoother and clearer music playback, video chat and call. . BLUETOOTH 5.1 EARBUDS ONE-STEP PAIRING: Upgraded 5.1 bluetooth, the wireless earbuds connect faster, signal is more stable, distance is much longer and ensure wide compatibility, low latency. You only need to take out the bluetooth earbuds from the charging case and connect to the Power HBQ Pro on the device. Wireless earbuds are equipped with Acsergery an innovative receiving technology that allows both headsets to receive the signal from the phone. Either side of the earbuds can be used separately. . 40H PLAYTIME POWER DISPLAY: Features with Acsergery smart LED digital display, you can easily know the battery consumption the charging case so you can master the best time to charge it. The wireless sport earbuds can last for over 10 hours playtime from a single charge and 30 extra hours in the 950mah compact charging case. The interface between earphone and charging case adopts magnetic design, charging is faster, more convenient. Never worry about battery life even on long trips. . EARHOOK DESIGNED FOR SPORT: Unlike any ordinary in-ear bluetooth earbuds. with Acsergery soft and ergonomic earhooks design, earhook wireless earbuds is a great combination of comfort and stability with Acsergery earhook and in ear fitting designed for strenuous workout. Unique sports wireless headphones with Acsergery earhooks to ensure the headphones wont fall during exercise, you will not feel tired and pain when wearing it for a long time. Uniquely built for sports and other outside activity. . IPX7 WATERPROOF BLUETOOTH HEADPHONE WIDE USE: IPX7 protection level effortlessly protects the Sports bluetooth headphones against water, sweat and rain, allows you to keep your call smooth and the music playing. Equipped with Acsergery 3 different sizes ear tips (S/ M/ L), giving you more choices and provide you with Acsergery a pleasant exercise time. Wireless earbuds headphones are ideal companion for sport, running, fitness, hiking, other outside activity and etc. It is a great gifts to family or friends. .