THE SF SERIES

Meeting the Communication Needs of Every Rider

The SF Series was designed to give riders the exact features they need for their ideal riding scenario. The SF1 allows for 1 Bluetooth connection to a smartphone, MP3 player or GPS while both the SF2 and SF4 offer Intercom functionality. All SF models include brand new capabilities such as Audio Overlay™, Quick Charging and microphone mute option features. The SF Series boast a a sleek and low profile design that will fit on almost any helmet.

SF2 & SF4

Rider to Passenger or Small Group Communication

For riders looking to communicate with their passenger, the SF2 provides simple Rider to Passenger 2-way intercom communication up to 800 m (880 yards) in open terrain. For those who ride in small groups, the SF4 is equipped with 4-way intercom over 1.2 kilometers (0.8 miles). Both models 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.  

Features:

• Bluetooth 4.1 Technology
• Up to Four-Way Intercom
• Intercom Up to 1.2KM / 0.8 Miles
• Audio Overlay
• Quick Charging
• Smartphone App
• FM Radio / FM Sharing
• Quick Clamp
• Voice Prompts

Specifications:

General -

• Talk time: 13 hours
• Operating temperature: -10˚C ~ 55˚C (14°F ~ 131°F)
• Dimensions:
• Speaker: driver unit 38 mm – thickness 10 mm
• Wired Boom microphone: length 183 mm
• Wire between speakers: length 590 mm
• Weight:
• Module: 35 g (1.23 oz)

Bluetooth -

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

Intercom - 

• Working distance:
• SF4 - up to 1.2 km (0.8 miles) in open terrain
• SF2 - up to 800 m (880 yards) in open terrain

Audio -

• Advanced Noise Control™
• Built-in SBC Codec
• Wide volume control
• Sample rate: max. 48 kHz (DAC)

FM Radio - 

• Built-in FM radio with RDS AF (Radio Data System Alternate Frequencies)
• Radio region: worldwide
• Radio frequency specifications: 64 ~ 108MHz
• 10 preset station memory with automatic scan function

Battery -

• Charging time: 1.5 hours
• Quick Charge: 30 minutes of charging equals 4 hours intercom
• Type: Lithium polymer

STAY CONNECTED AND IN CONTROL WITH THE SENA SF UTILITY APP

Versatile Connectivity makes for Versatile Capabilities

Linking the SF1, SF2, or SF4 with the Sena SF Utility App (for iPhone and Android) allows you to configure device settings and access our quick guide at the click of a button. The SF Series devices can also easily connect to the Sena RideConnected App to intercom with a virtually limitless amount of riders over an infinite range, so long as you are connected to a mobile network.