Pushing the boundaries with open-ear listening, we’ve implemented brand new Aftershokz Aeropex Premium Pitch 2.0+, cut the weight, and re-angled the transducers to ensure optimal placement on the cheekbones to deliver even more dynamic bass, higher volume, and less vibration. Designed to empower users to redefine their possible, Aeropex harmonizes portability, usability, durability, safety, and enhanced sound quality. Aeropex Features: Bone conduction technology guides mini vibrations through your cheekbones to your inner ears without plugging or covering them. Weighing less than 1 ounce (26g), the lightweight design feels unnoticeable all day long.8-hour battery life for music, calls, audiobooks and podcasts, or 10 days of standby time.IP67 rated to combat sweat, dust and extreme weather elements. Bluetooth v5.0 offers reliable connectivity for up to 33 ft (10m).PremiumPitch 2.0+ delivers wide dynamic stereo sound and louder volume. Re-angled transducers with significantly reduced vibration and enhanced sound quality. Dual noise-canceling mics minimize surrounding noise, effectively enhancing speech for the call recipient. Moisture detection alert included for safe charging. Hassle-free 2-year warranty included.