UCLEAR 39 s universal earbud accessory lets customers enjoy the benefits of UCLEAR advanced technology in a convenient earbud. With no boom microphone and the same proven Advanced Beam Forming technology delivering noise cancelation and stereo sound in any challenging audio environment. UCLEAR universal earbuds allows music calls and GPS when used with HBC200 or HBC100 PLUS series control units. nbsp Extreme noise cancellation (when used with UCLEAR controller). nbsp Hi-Fi audio. Waterproof mini USB plug. Short earbuds work well with full face modular helmets and 3/4 helmets. Check state and local laws regarding the use of earbuds and helmet communication systems prior to use.