ZERO brings audio into your helmet with no wires and no bulk. The wireless speakers slip into your helmet in seconds, ready for phone calls, music, GPS navigation. Not an intercom: just the simplest way to ride solo with smartphonesound.No wires. No bulk. No installation headaches. No cables to route through the padding, no modules sticking out of the shell, no reinstallation every time you switch helmets. Phone calls and music on the move, the way it should be. COMPATIBILITY: all Bluetooth smartphonesMAIN FEATURES1. FULLY WIRELESS, INSIDE AND OUT. Unlike conventional systems with a cable running between the two speakers, ZERO is completely wire-free: no routing through the liner. The speakers insert and remove independently, compatible with most helmets featuring dedicated speaker pockets.2. YOUR HELMET STAYS YOUR HELMET. No module clipped to the chin bar, no visible modifications, no aerodynamic compromise. ZERO leaves the helmet exactly as it came— clean profile, original look. The handlebar remote takes care of everything: play/pause, volume, call management. Ride clean.MAIN TECHNICAL FEATURES1. True Wireless— no wires, no cables, no routing2. Invisible fit — no external modules, clean helmet profile3. Solo headset , Bluetooth 5.3— Music, calls & GPS , not intercom4. Wireless handlebar remote— play, pause, volume, answer5. 6.5h battery life — 3 full recharges via charging case