Audio & Comms & Crash Sensors
Upgrade your snow or cycling helmet with the best wireless bluetooth headphone drop-in audio kits with walkie-talkie intercom, hi-fi audio and GPS friend finder. Compatible with models from Smith, Giro, Specialized, 100%, uvex, Alpina, Sweet Protection, Bern, Marker, K2, Kask, Oakley, Salomon, and many more.
An independent publisher of adventurous and innovative non-fiction since 1985, Reaktion publishes around 90 new titles each year.
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Upgrade your snow or cycling helmet with the best wireless bluetooth headphone drop-in audio kits with walkie-talkie intercom, hi-fi audio and GPS friend finder. Compatible with models from Smith, Giro, Specialized, 100%, uvex, Alpina, Sweet Protection, Bern, Marker, K2, Kask, Oakley, Salomon, and many more.