J&M BluHub Dual-Module aptX Stereo Bluetooth Dongle System - JBLU-DNG44-GL18

Allows for Bluetooth connection to factory audio systems
Links with most brands of Bluetooth headsets
Full stereo music, intercom and CB usage from a continuous and simultaneous microphone signals back to the dongle
Low latency to headsets
Handlebar dash-knob allows for easy-access volume control
Allows for corded headsets to be used simultaneously
Dongle lets driver or passenger to link their cellphones to their individual helmets
Turns on and off with bike ignition, requiring no batteries