motorcycle bluetooth helmet freedconn bm2-s flip up modular bluetooth motorcycle helmet voice dial hands-free call 500m 2-3 riders fm dot motorcycle helmet with bluetooth 3.0 (x-large, matte black) freedconn 🌴 freedconn motorcycle helmet bm2-s<p> 🌴 bluetooth helmet for motorcycle/ snowmobile/ skiing<br> 🌴 range up to 500 meters ( 1640 feet)<br> 🌴 3 riders pairing / 2 riders talking at the same time<br> 🌴 up to 9 hours intercom talking, 12 hours phone talking & 120 hours standby time<br> 🌴 dsp echo cancellation and noise suppression technology offers high quality voice<p> 🌴 v3.0 +edr bluetooth modular helmet<br> 🌴 bluetooth motorcycle helmets support mp3 music, fm radio and gps voice prompt.<br> 🌴 multi-tasking technology - incoming calls overrides intercom, music and navigation audio.<br> 🌴 listen to stereo music via bluetooth enabled device, like cell phone, mp3 with a2dp, supports playback control to achieve play/ pause/ previous song/ next song via avrcp.<p> 🌴 dot modular motorcycle helmet to protect your head<br> 🌴 passed dot safety standard<br> 🌴 motorcycle bluetooth helmet comes with bqb and ce certification. <p> 🌴 easy operated & comfortable full face motorcycle helmet<br> 🌴 one touch control for call answering ( auto receive), rejecting and last number redial.<br> 🌴 fully washable microfiber liner and 3-dimensional ventilation system to ensures maximum airflow, offers you comfortable wearing experience.<p> 🌴 removable liner<br> 🌴 m - 57-58cm, 22.4-22.8 inches, hat size 7.1-7.3)<br> 🌴 l - 59-60cm, 23.2-23.6 inches, hat size 7.4-7.5)<br> 🌴 xl - 61-62cm, 24-24.4 inches, hat size 7.6-7.8)<p> 🌴【kind remind】<br> 🌴 1. measured by hand, please accept 1-2cm deviation. if it doesn't fit well, come to us for extra size liner.<br> 🌴 2. please fully charge it before first use and charge it once a month regularly if you're not using it for a long time. <p> 🌴 upgrade helmet motorcycle package<br> 1x helmets motorcycle bluetooth<br> 1x helmet bag<br> 1x usb cable<br> 1x gloves ( gift, same size as helmet)<br> 1x user manual<br> 🌴【note】adapter is not included (it can be charged by any phone adapter)