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  • Regular price $339.00
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For riders looking to communicate in small groups, the SF4 is equipped with 4-way intercom over 1.2 kilometers (0.8 miles). The SF4 let 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.

Small Group Connectivity & Communication

The SF4 is the perfect device for riding with friends by providing connectivity for small groups. The SF4's 4-way intercom has a range over 1.2 kilometres (.80 miles) so you can easily stay connected with your group in open terrain. The SF4 also uses smartphone connectivity, allowing for music streaming, taking and making phone calls, and hearing turn-by-turn GPS directions. Most importantly, riders can listen to music and use the intercom simultaneously, using the Audio Overlay™ feature. Plus, with the Quick Charging capabilities, you will be ready to start your ride in no time.  

Smartphone Apps Keep You Connected

Link the Sena SF4 Bluetooth device to the Sena SF Utility App (available for iPhone and Android) to easily configure device settings and quickly access guides. The SF4 Bluetooth device also connects to the Sena RideConnected App, which allows for communication with a virtually limitless amount of riders over an infinite range, so long as young as you are connected to a mobile network.


Bluetooth 4.1
4-way Intercom
Audio Overlay
Quick Charging
Smartphone App
FM Radio
Music Sharing
FM Sharing
Quick Clamp


Talk Time: 13 hours
Operating temperature: -10°C - 55°C
Speaker: driver unit 38mm - thickness 10mm
Wired Boom microphone: length 183mm
Wire between speakers: length 590mm
Bluetooth Profiles: HSP, HFP, A2DP, AVRCP
Intercom Working distance: up to 1.2 km in open terrain
Advanced Noise Control™
Built-in SBC Codec
Wide volume control
Sample rate: max. 48 kHz (DAC)
Built-in FM radio with Radio Data System Alternate Frequencies
Radio region: worldwide
Radiofrequency specifications: 64 ~ 108MHz
10 preset station memory with automatic scan function
Charging time: 1.5 hours
Quick Charge: 30 minutes of charging equals 4 hours intercom
Lithium Polymer Battery


SF4 Headset Main Unit
Clamp Kit
Wired Boom Microphone
Wired Microphone
Microphone Sponges
Glued Surface Mounting Adapter
Hook and Loop Fasteners for Speakers
Hook and Loop Fasteners for Boom Microphone
Hook and Loop Fastener for Wired Microphone
Boom Microphone Holder
Hook and Loop Fastener for Holder
USB Power & Data Cable (Micro USB Type)

Quick Start Guide
Users Guide