Sf4 Bluetooth Communication Hd System Single

table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Product Features: For those who ride in small groups, the SF4 is equipped with 4-way intercom over 1.2 kilometers (0.8 miles). 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.Features: Bluetooth 4.1 Up to 4 way Intercom that extends up to 1.2km (.8 mile) (SF2 and SF4 Models ONLY) FM Radio, Radio sharing, audio overlay (SF2 and SF4 Models ONLY) Voice prompt Sena App for Smartphone