Lightweight Open Ear Air Conduction Bluetooth Headset | Rotatable ANC Microphone, Bluetooth 5.3 Long Battery Life for Sports & Office Calls

Open-ear air conduction Bluetooth headset equipped with a rotatable boom microphone. Weighing merely 29.5g for all-day lightweight comfortable wear without ear occlusion. Built-in intelligent 99% call noise cancellation with directional pickup eliminates ambient disturbance for crystal-clear calls. Adopting directional sound transmission technology to cut sound leakage effectively and protect your privacy. Equipped with a 16.2mm titanium & PU composite diaphragm speaker for rich stereo audio. Powered by Bluetooth 5.3 supporting dual-device simultaneous connection; up to 10 hours of continuous music/call playback and 180 hours ultra-long standby time. The 270° rotatable microphone arm can be folded away freely, perfectly suited for business online meetings, driving calls, running, gym workouts and outdoor sports scenarios. Ergonomic open-ear structure keeps your ear canals unblocked, allowing you to stay aware of surrounding sounds safely during outdoor activities.