Upgraded Bluetooth 5.1 Technology and One Step Pairing: Bluetooth 5.1 earbuds are equipped with upgraded Bluetooth 5.1 chip, which provides more stable connection, faster paring(just need 2 seconds ) and universal compatibility. When taken out from the charging case, wireless headphones will pair automatically and reconnect to the last connected device. You will experience a smoother and clearer music playback and conversations than ever with no more worries about signal loss or music dropouts. Hi-Fi Deep Bass Stereo and CVC 8.0 Noise Reduction: Equipped with advanced chip with AAC audio codex and premium 14.2mm dynamic driver, Motast Bluetooth Headphones delivers professionally-tuned immersive crystal-clear sound with a silky treble, smooth mid and punchy bass at any volume. Also combined its CVC 8.0 noise reduction functionality you’ll experience a whole new world of crystal-clear phone calls. Unique Earhooks Designed for Sports: Unlike ordinary Bluetooth headphones in ear, Motast Power Q20 Pro sports headphones are designed with soft, flexible and secure-fit ear hooks aimed at fully fitting your ears without falling out even for intense workouts. Equipped with S/M/L 3 sizes of silicone ear tips to disperse pressure and seal your ear comfortably, getting a better listening experience. Uniquely built for sports, running, hiking, jogging & other outside activity etc. 40H Playtime and IPX7 Waterproof: Motast true wireless earbuds provides up to 10 hours playtime per charge(2 Times longer than other earbuds) and 200 hours standby time, you will get all-day power of more than 40 hours with the portable Charging Case. Adopt IPX7 Waterproof nano-coating, which protects the internal structure of Bluetooth headset from the erosion of water and sweat, never worry about any rain washing or suddenly dropped into the water, effectively extending the service life. Individual LED Power Display and One Button Easy Control: Each sports earbud has function of play/pause, answer/reject phone, volume adjustment, switch music, activate voice assisatant. Free your hands completely when you’re busy doing exercise, bicycling, driving or running. With the individual LED display on the case can help check the power of the Bluetooth earphones and charging case at any time. Never worry about battery runs out when go out or travel.