Sena SF4 Single Pack Bluetooth 4 WAY Helmet Communication System HD Speakers

• Bluetooth 4.1
• Up to 4 way Intercom that extends up to .8 mile
• FM Radio, Radio sharing, audio overlay
• Voice prompt
• Sena App for Smartphone

For riders looking to communicate with their passenger, the SF4 provides simple Rider to Passenger 4 way intercom communication up to 800 m (880 yards) in open terrain. This model lets riders enjoy smartphone connectivity. Riders can listen to music and use the intercom simultaneously using the Audio Overlay™ feature. Please note that Audio Overlay works best with Android devices, while iOS offers limited functionality.