Technology Bluetooth Invisible Microphone Conference Review

【Hassle-free Purchase】We insist on the principle of "Customer First, Quality First". Our Customer Service Team stand by in 24 hours. For any quality-related issue, we offering you a FULL REFUND or NEW REPLACEMENT. 【Invisible Headphone with Microphone】You can listen to music and make phone call while on duty, video conferencing, driving and reading. Bluetooth 5.0 connectivity, easy connect your devices. 【6 Hours Battery Life】During our test, it may last 6 hour for music & 3 hours for call at 80% volume on IOS devices. It charges with USB cable and take 80 minutes for full charge. 【Blue Light Blocking Lens】 You can replace the lenses with **PRESCRIPTION** lenses with the help of local optometrist. Also we offer your blue light blocking lens helps protect your eyes from harmful blue light from computer and cellphone screen. 【Touch Control, Free Your Hands】Simply tap with fingers to take phone calls, free your hand while on driving or inconvenient occasions. Tap to Play/Pause, awake voice assistant.