Audio Sunglasses Smart Bluetooth Headphone Polarized Color

Compatibility and connection.Open auditory experience, professional IP67 waterproof,dust-proof and sweat-proof function. Easy to Clean: Attached with super waterproof film, not easy to stick the fingerprint and oil stain, maintain HD vision for you. Longer Battery Life: Large-capacity 220mAh battery, standby for about 7 days, and charging for about 2 hours.