Part Number :SF2-02 2-PERSON BLUETOOTH CONNECTION 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 Overlay™ feature, riders can simultaneously listen to music and use the intercom so you are never disconnected. Plus, with the Quick Charging capabilities, you will be ready to start your ride in no time. Features: GENERAL Talk time: up to 13 hours Operating temperature: -10˚C ~ 55˚C (14°F ~ 131°F) Charging temperature: 0˚C – 45˚C (32°F – 113°F) Dimensions: HD Speaker Driver Unit: 40 mm – thickness 11.6 mm Standard Speaker Driver Unit: 32 mm – thickness 4.5 mm Main Module: 73.3 mm x 38.7 mm x 16.6 mm (2.9 in x 1.5 in x 0.7 in) Wired Boom Microphone: length 183 mm Wire between Speakers: length 590 mm Weight: main 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) AUDIO Noise Cancellation: Advanced Noise Control™ Codec: Built-in SBC Codec HD Voice enabled for high-quality phone call audio INTERCOM Working Distance: Up to 800 m (880 yds) in open terrain Supports up to 2 riders BATTERY Charging time: 1.5 hours Quick Charge: 30 minutes of charging equals 4 hours intercom Type: Lithium Polymer Battery CERTIFICATES CE, FCC, IC NOTE: Product features listed / packaging / specifications / appearance / accessories subject to changes without any further discretion or updates by SENA.Images shown for illustration purpose only.Warranty: For details: https://www.sena.com/support/warranty/Note: Warranty claims are directly handled by SENA India channel, motocentral.in has no control in the claim approval process.Product Registration is mandatory from date of purchase:https://www.sena.com/support/registration/ Support Documents: https://www.sena.com/support/documents/Video Guide: https://www.sena.com/support/video-guide/ Firmware Upgrade:https://www.sena.com/software/#device-manager #TeamMotoCentral