Single Helmet Speaker Flat single helmet speaker with a long lead terminating with a 3.5mm jack plug, designed to fit inside most motorcycle helmets. The 3.5mm mono jack plug can connect to the 3.5mm speaker socket found on most two-way radio walkie-talkies, receivers, sat-nav etc - anything with a mono 3.5mm headphone socket. Pack comprises of one flat speaker inside a velcro cover designed to affix inside helmet. We also stock a stereo version with microphone for use on iphones etc. |