Key Features Brand : Choetech Wireless Connection : Bluetooth 5.2 Communication Range : 10m (open space free of obstacles) Earbud Battery Life : Approx. 5 hours Waterproof : IPX8 Driver Unit Size : 8mm Features : Touch Control • Comfortable to wear : ergonomic design, fit the ear design, long wear without pain, not easy to fall off, comfortable to wear. • Sensitive touch control : Simple touch control is more comfortable and convenient experience, answering calls, switching songs and activating voice assistant without frequent operation of mobile devices, just tap the headset to control it easily. • Quick connection, simple pairing : just take the headset out of the charging case, it can be paired successfully and can be quickly connected with mobile devices • Bluetooth 5.2 version : using the most advanced Bluetooth 5.2 technology, support HSP, HFP, A2DP, AVRCP, fast and stable transmission, providing excellent connection stability and compatibility. • IPX8 waterproof : multi-channel fine manufacturing process production, waterproof 1 meter and a half hours, suitable for sports and fitness, waterproof and sweat-proof, can be simply cleaned • Long-lasting battery life : headphones fully charged can listen to songs for more than 5 hours, large-capacity charging compartment can last 120 hours on standby • Binaural surround sound : HIFI sound quality: the use of 8mm speakers combined with comfortable ear caps consisting of sound cavity unit to provide high-fidelity sound quality • HD calls : automatic noise reduction: high-tech intelligent noise reduction technology, clearer music and smoother calls