KALIYADI Polarized Sports Sunglasses Men Running Sunglasses for Women Rimless Polarized Intelligent Photochromic UV400 Lens Anti Glare Drivi Mooncool Bluetooth Smart Cycling Sunglasses, Polarized UV400 Protection Lorrington Wireless Headset Polarized Audio Smart Bluetooth Sunglasses Torege Polarized Sports Sunglasses for Men Women Cycling Running. Overview 1. Novel appearance, Bluetooth calling, listening to music, navigation, voice assistant, rain sweat proof, magnetic suction line charging 2. The open listening design allows you to get rid of the shackles of headphones, and you can always pay attention to the changes in the surrounding environment such as traffic conditions and pedestrians, making it safer to enjoy music. The miniature speakers located on the temples send the loud and rich sound directly into the ear, so that you can enjoy music without disturbing others. 3. 110mAh dual battery reserve, continuous listening to music for 5 hours, standby for more than 200 hours, to meet your daily needs Specification ModelE10 Bluetooth Audio Glasses Frame materialResin Lens materialUV400 anti ultraviolet or blue light lens Battery capacity110mAH, 200 hours of standby (under Bluetooth connection), 5 7 hours of use Lens colorblack, transparent, gradient gray Weight: 33 grams Battery capacity: 120mAh Charging time: within 2 hours Receiving distance: 30 feet (9 meters) Speakers: dual speakers, stereo Supported Devices: Supports iOS and Android systems Size Information: Packing list: Sunglasses*1