Communicate rider to passenger via crystal clear CDMA technology, using either voice activation or push to talk. Both rider and passenger module will stream audio signal from any Bluetooth equipped device when hooked up to adapters like the AP21 (#2309) for iPod/iPhone or the AG12 (#2303) for other audio devices. SMART technology will automatically prioritize transmissions. Each module may also be used by itself to pair accessories (MP3 player, GPS, radar detector, etc.) when riding alone. Includes communication module, rechargeable Li-Pol battery (6-8 hours of operation), noise suppression Hi-Fi headset, mounting hardware and wall charger. Black.