Professional high-performance music listening is more enjoyable and comfortable to wear! 360 panoramic sound quality IPX8 waterproof. Precise directional sound transmission: sound beamforming, focusing into the ear reduces 95% of sound leakage, protecting listening privacy. Two-way sound wave noise cancellation: directional sound transmission structure, sound beamforming reduces 95% of sound leakage. Bluetooth 5.4 version has more stable connection, faster speed, intelligent noise reduction to high-definition calls. AI smart screen grasps the overall situation:Cold light LED three-screen digital display of power, clearer and more accurate monitoring of battery life, and full control to avoid the embarrassment of empty power.<br><br>No burden, comfortable wearing, and non-stop exercise: listening to music without ear design, sweating during exercise without worrying about blocking the ears, always keep fresh and hygienic, and truly experience comfortable exercise. DT5.0 directional sound transmission effectively reduces 99% of sound leakage: directional sound transmission structure, sound beamforming, reducing 95% of sound leakage, protecting personal listening privacy. Bluetooth/MP3 dual mode: You can listen to music offline, with built-in 32G memory, no need for mobile phone for swimming/cycling/running/fitness, reducing the burden of exercise. Colour:Black Material:ABS+Silicone<br><br>Package Contents: 1 x bone conduction wireless headset 1 x charging cable<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.