Features 1.[Safe And Convenient] These Bluetooth glasses direct sound accurately into your ears, eliminating the need for earbuds or earphones, making them perfect for cycling, running, and more. 2.[HiFi Noise Reduction] The Bluetooth music glasses come equipped with a premium chip, a headset mic, and a speaker to effectively reduce call noise and restore sound fidelity. 3.[Long Battery Life] These wireless music glasses feature a built-in high-capacity battery of 100mAh, allowing for 90 minutes of charging and up to 6 hours of continuous music playback at 80 percent volume. 4.[Waterproof And Sweatproof] Designed with advanced technology, these smart glasses have an IPX5 waterproof rating, effectively protecting against water splashes, sweat, and brief immersion. 5.[Stable And Compatible] Utilizing a 5.0 Bluetooth solution, these smart glasses offer stable performance and powerful features, providing high-definition call sound quality with broad compatibility. Specification Item Type: Bluetooth Glasses Material: TP90, PC, TAC Bluetooth Protocol: 5.0 Charging Time: 90min Built-in Polymer Lithium Battery: 100mAh Channel: Dual Speakers, Stereo Package List 1 x Bluetooth Glasses 1 x Charging Cable 1 x Instruction Manual 1 x Wiping Cloth