Newest Bluetooth 5.0】Cshidworld bluetooth earbuds adopt the most advanced Bluetooth 5.0 with TWS technology which provide more stable connection, faster paring and universal compatibility. Support multipoint pairing to two devices at the same time. ♬【High Fidelity Sound】True wireless earbuds with 13mm vibrating diaphragm and HD rendering technology produce truly natural, authentic sound and powerful bass performance sound no matter in calls or in music time. ♬【One Step Pairing】Auto power on and paring after taking the earbuds from the charging case. Meanwhile automatically power off and turn to charging mode after putting back into the charging case, auto cut off after fully charged. ♬【30 Hours Playtime】Bluetooth headphones get 4-5 hour’s playtime from a single charge and 30 extra hours in the mini portable charging case. Only takes 1.5 hours to be fully charged. Super lightweight and stabilizer design according to ear geometry to ensure a secure, comfortable fit for any ear. ♬【IPX5 Waterproof & Warranty】Anti-sweating material keeps the true wireless headphones fully function even when dripping with sweat