UClear Digital HBC200HD V-Twin Rider Communications System Multiset&nbsp;(2 HBC200 Units) The package includes the recently released Long Earbud and Pro Microphone Options designed for half helmet riders. Keep your hands on the handlebars - voice-activated pick-up allows hands-free operation UCLEAR delivers the HBC200 HD with patented ABF Technology and a new groundbreaking, full duplex intercom system designed to expand the reach, range, and quality of group Connect in many ways - latest Bluetooth technology allows you to make and take cell phone calls, connect directly with others, and listen to your favorite music, communications (10+ Riders) by up to 700 meters (.43 miles) between each HBC200HD unit Make sure they hear what youre saying - boomless mic, high-quality speakers, and noise suppression and patented ABF technologies eliminate road and engine noise and other ambient sounds for clear conversations Ride in any weather, water and temperature resistant, operating temperature from -30C (-20F) to 60C (140F) ensures reliable operation even in extreme weather, Get going! The HBC200 installs in most helmets quickly and easily