Sena SF4 Bluetooth Headset

Optimized for linking up with up to three other riders, the SF4 is outfitted with a robust electronics package for establishing a clear connection over 1400 yards. Link up with your friends on board Sena's RideConnected app and enjoy other smart phone spoils like navigation, calls and tunes. The SF4 includes two different microphone options so it can be installed in just about any full face, open face or modular helmet.

Features:

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

Bluetooth:

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

Intercom:

• Working distance: up to 1.2 km (0.8 miles) in open terrain
• Pairs with three other riders
• Audio Overlay: listen to music and use intercom simultaneously

Audio:

• Built-in SBC Codec
• Advanced Noise Control
• Wide volume control
• Sample rate: max. 48 kHz (DAC)
• Music sharing with one other rider

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
• Type: Lithium polymer

Includes:

• SF4 headset main unit
• Clamp unit
• Speakers
• Wired boom microphone
• Boom microphone holder
• Microphone sponges
• Wired microphone
• USB power / data cable (micro USB)
• Glued surface mounting adapter
• Foam speaker covers
• Speaker pads
• Hook and loop fasteners for speakers and microphone(s)

Certificates:

• CE, FCC, IC