1.Origin Imported 2.Country of Origin China 3.Enjoy Smart Living:Listen to music for 4-6 hours or more,talk for 3-6 hours or more, comfortable wearing experience, 9D stereo sound; Suitable for outdoor activities such as fishing, sailing, skiing, cycling, allowing you to make phone calls and enjoy music while exercising and having fun; 4.Built In Microphone and Speaker: Smart audio anti blue light glasses with built-in microphone and 2 speakers with wireless Bluetooth connection, good sound quality, allowing you to listen to music, answer calls, and make phone calls anytime, anywhere; 5.Anti Blue Light Protection and Advanced Design: Anti blue light protection protects your eyes from blue light damage; It adopts a high fidelity shielding design to ensure smooth transmission, full sound quality, large band amplitude, and avoid the defect of multiple skipping points in ordinary cables in the market; 6.All day battery: Our glasses have a built-in 80mAh battery that can support 4-5 hours of music playback and calls within 1 hour of being fully charged, as well as 7 days of standby time;