Description If you are looking for a professional and affordable bone conduction wireless headphone, then your research is over here. That's because our product can meet your need. Adopted of premium material, it is practical and durable for long time use. It is not easy to get deformed and bring you much convenience. Features -Color:Black -Material:ABS, titanium alloy -Size:15.00X10.00X1.80cm/5.89X3.93X0.71in Wireless version: 5.1 Speaker: φ16mm Transmission distance: >10m Headphone capacity: 180mah Talk time: 8 hours Playing time: 8 hours - Adopting conceptual bone conduction technology, non-in-ear type, no hearing damage. - Fits to the curvature of the head, comfortable wearing, no pain when worn for a long time. - The sound quality is strong in low frequency, delicate in middle frequency, and spacious in high frequency. - Built-in battery, long battery life, up to 8 working times and 10 days long standby time. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. Package list: 1 x bone conduction wireless headphone