Open-Ear Design : Use the bone conduction technology to create high-quality and lightweight earphones, keeping you connected and aware of your surroundings.All day wearing without hurting ears or damage to hearing. 8 Hours of Music & Calls：Enjoy Eight continuous hours of music and calls with our Bluetooth headphones. this wireless headphone can be used all day long. Touch Operation: Upgrade the fingerprint touch function,more efficient and Faster. Outstanding Sound Quality: With upgrade speakers, this bone conduction Headphones will provide you with clearer music and more dynamic rhythms. Arbitrary Bending Frame: Ultra-lightweight Memory titantium alloy steel wire frame with resilient and durable,ideal for long wear.