Note: The FG intercom has external volume buttons, just press and hold the orange button (short press to skip tracks, long press for volume). 【2-6 Riders Motorcycle Helmet Intercom】The FreedConn motorcycle helmets bluetooth headset uses the new 5.0 Bluetooth to ensure stable system operation. It supports 2-6 people communication at distance of 1200m without obstacles and the intercom talking distance between 2 people is about 400m, allowing you to stay connected and share the road with your companions. Can be paired with most Bluetooth devices, such as phones, MP3, MP4, navigators, GPS, to enhance your riding experience. 【Ultra-thin Design & Long Standby Time】The thickness of the main unit is only 11mm. The bluetooth for motorcycle helmet contains a 650mAh rechargeable lithium-ion battery, which can be fully charged in 1 hour. The standby time of this helmet intercom can reach 1 month and the continuous call can reach 19 hours, allowing you to reduce the trouble of charging. Note: The battery of the wireless interphone is removable, but the battery needs to be inserted into the host for charging. 【Stereo 3D Lossless Audio & Music Sharing】 HiFi motorcycle group powersports bluetooth headsets comes with stereoscopic 3D lossless audio, allowing you to enjoy high-quality music even on the road. The Intelligent noise control effectively shielding 95% of ambient noise to ensure clear communication. The music sharing function of the intercomunicador moto adds extra fun to your rides with your companions, so that you are no longer isolated together. 【Easy to Use & Wake-up Voice Assistant】The buttons of this walkie-talkie are clear and logically laid out, making it easy to operate whether playing music or answering calls while riding, without affecting safety or convenience. You can use the motorcycle communication systems to wake up voice assistants (Siri, etc.) then easily control your phone with voice, making cycling more convenient and safer. FG Universal Helmet Bluetooth Intercom Kit Product Function： FG is a group talking bluetooth communication system Intercom function for rider to rider or rider to pillion communication Supports to stay connected to your smart phone, MP3 player or GPS navigation system Comes with a hard microphone, compatible with Harley helmets, flip up full face helmets, half helmets, and off-road helmets. Product Parameter： BT. Version: 5.0 Frequency: 2.4 GHZ Weight: 819g Size: 80*38*11mm Intercom time: 19hours Phone talking: 19hours Travel Adaptor: DC 5V 1A Battery Type: Rechargeable Lithium Polymer Battery Battery material: Lithium ion polymer Battery model: 602248 Capacity: 650mAh Voltage: 3.7V Power: 2.45wh Packing List: Mainframe (Including speaker, microphone) * 1 ② Battery box assembly *1 ③ Velcro *4 ④ Double-sided adhesive tape * 2 ⑤ USB cable * 1 ⑥ Manual* 1