U-Clear HBC100 Plus Bluetooth Communicator The HBC100 + offers ABF, boomless microphone technology for communication with other riders up to 500 meters away. Like UCLEARs HBC100 and HBC200, the PLUS puts boomless, hands free technology into helmets. Riders can make a call, intercom with a passenger or nearby riders and still turn up the tunes. Connect up to four total users and take advantage of improved HBC200 series design and upgradable firmware. Features Adaptive Beam Forming Boomless Microphone Bluetooth Ready for Calls, Music GPS Intercom Range Up to 500 meters/0.31 miles Full Duplex Communications Superior Voice Quality Communicate with up to 3 other riders Open intercom with other brands of Bluetooth communicators Cross-band intercom enables you to connect with other riders, even if they have another brand of communicator Multipoint Bluetooth service supports dual device connections Connect to two smartphones at the same time, or a smartphone and an iPad, iPod, GPS etc Range will vary on environmental conditions Box Includes UCLEAR HBC100 PLUS Helmet Communicators Stereo Speakers with Embedded Microphones USB Charging Cable Permanent Helmet Attachments Velcro Speaker Attachments Owners Manual Note Some of the features listed above require updating the firmware to the latest version. Download the latest version firmware here.