Sena SF4 Dual Set

Sena SF4 Bluetooth Communication System Dual GENERAL Talk time: 13 hours Operating temperature: -10°C - 55°C Dimensions: Speaker: 38 mm driver unit - 10 mm thickness Cable-extended gooseneck microphone: Length 183 mm Cable length between the speakers: 590 mm Weight: Module: 35 g BLUETOOTH Bluetooth 4.1 Headset Profile (HSP) Hands-Free Profile (HFP) Advanced Audio Distribution Profile (A2DP) Audio Video Remote Control Profile (AVRCP) INTERCOM Range: up to 1.2 km in open terrain AUDIO Advanced Noise Control Integrated SBC codec Multi-stage volume control Sampling rate: max. 48 kHz (DAC) FM RADIO Integrated FM (UKW) radio with RDS AF (Radio Data System Alternate Frequencies) Radio region: Worldwide Frequency range: 64 ~ 108 MHz Memory for 10 stations with automatic search function BATTERY Charging time: 1.5 hours Fast charging function: With only 30 minutes of charging, you can use the intercom function for up to four hours SF4 Quick Guide Included in the delivery: SF4 main unit Universal helmet clip Wired boom microphone Wired microphone Microphone attachments Adhesive mount 1 pair of standard speakers 1 pair of HD speakers Velcro fasteners for attaching the speakers Velcro fasteners for attaching the boom microphone Velcro fasteners for attaching the wired microphone Holder for boom microphone Velcro fasteners for holder USB charging and data cable (Micro USB)