5.2 Headset HiFi Stereo Sound HD Calls Noise Reduction IPX4 Waterproof Wireless Earpiece Single Ear

ERGONOMIC DESIGN: headset follows the shape of the human ear, dispersing the force points of the ear, so that the ear is evenly stressed, stable and not easy to fall off. HD CALL: earpiece adopts intelligent voice call voice reduction technology, which greatly optimizes the sound clarity and HD call. STEREO SOUND QUALITY: Wireless earpiece adopts 13mm moving coil unit with large composite diaphragm moving coil to bring lossless HIFI sound quality. Item Type: Headset Material: Silicone Standby Time: About 150h Sound: Voice Data Processing Operating Range: 5‑10mCelsius5.5-10.9yd Built in Lithium Battery: 70mAh