Uclear Uclr Hbc200Hdd Vtwin Dual 211225 The HBC200HD is UCLEARs custom package for the half helmet rider. It includes the HBC200, a set of long earbuds designed for half helmet use, and Pro Microphones for use in any helmet, allowing riders great sound quality, connectivity and no boom microphone. The HBC200 HD is the ultimate system, providing riders with two options for delivering noise cancellation and outstanding stereo sound in any challenging audio environment. The HBC200 HD has patented ABF Technology and a groundbreaking, full Two HBC200 control units Two stereo speaker sets with embedded microphones Two long earbud sets Two USB charging cables