Built for communicating with another rider, the SF2 Bluetooth® Communication System provides 2-way intercom communication up to 800 m (880 yards) in open terrain. The SF2 also lets riders enjoy smartphone connectivity allowing for music streaming, taking and making phone calls, and hearing turn-by-turn GPS directions. Plus, with the Audio Multitasking™ feature, riders can simultaneously listen to music and use the intercom so you are never disconnected. With the Quick Charging capabilities, you will be ready to start your ride in no time.

Bluetooth 4.1

2-Way Intercom

Intercom Range 800 m

HD Voice

Audio Multitasking™

Quick Charging


Bluetooth 4.1

The benefits of Bluetooth 4.1 with the addition of Bluetooth Low Energy (BLE) for connecting to Sena’s smartphone apps.

2-Way Intercom

Connect to another headset for a rider-to-rider conversation.

Intercom Range 800 m

Maximum distance operating within optimal conditions.

HD Voice

Receive clearer, richer sounding phone call audio with little background noise.

Audio Multitasking™

Audio Multitasking™ enables you to have an intercom conversation while listening to music, the FM radio, or smartphone GPS directions.

Quick Charging

Significant reduction in battery charge time.

Sena Smartphone Apps

Allow you to configure device settings, access the User’s Guide, and more.

Music Sharing

Share your music with one other rider during intercom conversations.

Quick Clamp

Easily mount the headset to your helmet.



    – Main Module: 73.3 mm x 38.7 mm x 16.6 mm (2.9 in x 1.5 in x 0.7 in)
    – HD Speaker Driver Unit: 40 mm—thickness 11.6 mm
    – Standard Speaker Driver Unit: 32 mm—thickness 4.5 mm
    – Wired Boom Microphone: length 183 mm
    – Wire Between Speakers: length 590 mm

    – Main Module: 35 g (1.23 oz)

    Operating Temperature: -10 °C – 55 °C (14 °F – 131 °F)


    Bluetooth 4.1
    Headset Profile (HSP)
    Hands-Free Profile (HFP)
    Advanced Audio Distribution Profile (A2DP)
    Audio Video Remote Control Profile (AVRCP)


    Working Distance: up to 800 m (880 yds) in open terrain
    Supports: up to 2 riders


    Noise Cancellation: Advanced Noise Control™
    Codec: Built-in SBC Codec
    HD Voice enabled for high-quality phone call audio


    Talk Time: up to 13 hours
    Charging Time: 1.5 hours
    Quick Charging: 30 minutes of charging equals 4 hours intercom
    Charging Temperature: 0 °C – 45 °C (32 °F – 113 °F)
    Type: Lithium Polymer Battery


    CE, FCC, IC