DESC: 22 GMRS/FRS channels and 38 privacy codes. Built-in full duplex passenger/driver intercom and simplex radio communication. Noise canceling in-helmet headset with PTT or VOX operation. Auxiliary stereo input and 2 headphone jacks. 500mW, 2 mile range; uses 3 AA batteries. Includes special helmet mount headset with noise canceling/wind blocking mic and quick-disconnect. Integrated weatherproof handlebar-mounted PTT button Monitor, scan and auto-squelch features. Auxilary stereo inputs for integrating CD or portable music sources.