The RiderLink ST-1 is a complete intercom, communications and audio system for the driver and passenger of a motorcycle or powersport vehicle. 

The RiderLink ST-1 includes everything a rider needs to immediately start enjoying communications and audio. The ST-1 comes complete with a full-duplex intercom, a built-in FM radio, 2 universal headsets that work in both full-face and open-face helmets, and all necessary cables and adapters to create the perfect communications and audio system for your bike. 

The RiderLink ST-1 features an intelligent priority circuit that automatically mutes and mixes the audio signals for handsfree operation. With the ST-1 you can use your wireless phone, 2-way radio, radar detector, and external music source to make your next ride that much better. 

 Features and Specifications:·    COMPLETE SYSTEM – Nothing Extra to Buy!!
·    Driver – Passenger Full Duplex Intercom
·    Both Driver and Passenger Helmet Headsets Included – Each helmet headset comes with
    both full-face and open-face style microphones!
·    Music Grade Speakers with Excellent Bass Response
·    Music Input with Built-In Amplifier (Adapter Cable Included)
·    Mobile Phone Input with Adapter Cable Included
·    2-Way Radio Input with 2 Adapter Cables and PTT Switch Included – compatible with
    Motorola, Cobra, Midland and many other 2-way radio brands
·    Radar Detector / GPS  Audio Input – Adapter Cable Included
·    Built-In FM Radio with Seek and Volume Controls
·    Auto Music Mute Circuit and Microphone Sensitivity Control
·    All Adapter Cables and Extension Cables Included and Removable When Not in Use
·    All Mini DIN Connections Feature Weatherproof Moldings
·    Durable Mounting Strap with High Impact Plastic Buckles
·    Portable Battery Powered Unit – Uses 2 AA Batteries
·    Main Unit Measures 2.75” wide x 4” tall x approx. 1” thick