Yesido IO44 Smart Audio Glasses, Bluetooth-Compatible 5.4 Open-Ear Headphones Polarized Sunglasses with Microphone for Travel Business 1. Versatile Design: Yesido Smart Audio Glasses combine stylish sunglasses with open-ear stereo headphones, offering 360 degrees environmental awareness and an immersive audio experience. Perfect for business travel and daily wear, these glasses provide both eye protection and audio functionality. 2. Advanced Audio Technology: Featuring open-field sound design, these smart glasses deliver high-quality stereo audio without blocking your ears. Enjoy your music while staying aware of your surroundings, ensuring safety during activities like driving or outdoor sports. 3. Crystal Clear Communication: Equipped with integrated microphones, these glasses support clear hands-free calling and voice command recognition. Ideal for business professionals on the go, allowing you to take calls effortlessly while driving or multitasking. 4. Enhanced Visual Experience: The tinted polarized lenses reduce glare, enhance color saturation, and improve overall visual clarity. This feature is particularly beneficial for drivers, reducing eye strain and improving safety on the road. 5. Comfortable and Lightweight: Designed for all-day wear, these glasses feature a lightweight construction with soft TPU nose pads for maximum comfort. The sleek aviator-style metal frame adds a touch of sophistication to your look. 6. Convenient Controls: Intuitive touch controls on the temple allow easy management of music playback, call handling, and access to voice assistants. Single tap, double tap, and long press gestures provide quick access to various functions. 7. Long-lasting Battery: With a battery capacity of 85mAh in each temple, enjoy up to 6-7 hours of continuous use. The magnetic charging system ensures quick and hassle-free recharging in about 1.5 hours. 8. Water-Resistant: IPX4 water resistance protects against sweat and light splashes, making these glasses suitable for various outdoor activities and light exercise. Specifications: 1. Model: IO44 2. Material: PC (lens), Zinc Alloy (frame), PC (temple), TPU (nose pads) 3. BT Version: 5.4 4. Working Distance: 10 meters 5. Speaker Size: 0906mm 6. Battery Capacity: 85mAh x 2 (Polymer) 7. Charging Method: Magnetic charging 8. Music Playback Time: Approximately 6-7 hours 9. Charging Time: Approximately 1.5 hours 10. Waterproof Rating: IP54 11. Product Dimensions: Total Width 16.1cm, Frame Width 15.2cm, Temple Length 5.4cm 12. Chip: AB5756C Package List: 1. Smart Audio Glasses x 1 2. Storage Bag x 1 3. Lens Cloth x 1 4. Charging Cable x 1 5. English User Manual x 1