Features: Engineered with a 3.5mm plugs plugs and accurate sound transmission, this helmets intercom clip delivers 50% clearer communication for /V4 Bluetooth-compatible interphones during high speed motorcycle rides. Features a multifunction double headset design with reinforced clip on mounts and ergonomic earhooks, ensuring quick 30 second installation across all helmets types without additional accessories. Ideal for motorcycle riders, adventure enthusiasts, and tourings groups requiring reliable hands free communication during long distance journeys or team rides. Optimized for hard outdoor use, including motorcycle commutes, road trails, and multiple vehicle expeditions where stable sound connectivity matters most. Combines lightweight durability with sweat resistant materials, maintaining secure positioning even on bumpy terrain while minimizing ear pressure during extended wear. Specifications: Material: plastic Length: about 15cm/5.91inch Package Includes: 1 set helmets Speaker Mic note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.