Smart Bluetooth Safety Glasses for Work Audio Safety Glasses with Bluetooth Speaker for Men Women Built-in Mic Voice Assistant (Clear Lens)

Smart Bluetooth glasses come with an integrated microphone and speakers, allowing for crisp, high-quality calls, music listening, voice navigation, and volume adjustment or track switching. A complete charge delivers up to 6-8 hours of continuous playback. Recharging through the USB port requires about 2 hours to achieve full charge. The stable Bluetooth link provides a distance of up to 30 feet. The frame is made from TR90 material and possesses a waterproof rating of IPX4. The open-ear headphone audio design enables you to stay aware of your environment while listening to audio. They are comfortable and secure to wear. The Bluetooth pairing procedure for the glasses and a mobile phone is as follows: 1. With the glasses powered off, press and hold the power button "-" for 5 seconds (do not release) until the red and green lights flash alternately, indicating the glasses have entered Bluetooth pairing mode. 2. Activate your mobile phone's Bluetooth, locate "Vision 5A" in the list of available devices, and select it to connect. Volume adjustment note: After successful Bluetooth pairing, first increase the volume on your paired mobile phone, then adjust the volume on the glasses by pressing the volume "+" button