"Duo includes accessories for two helmets. Operated by NATURAL VOICE: Just tell it what you want and your unit will do the rest. Always on, single step natural voice operation makes pressing buttons a thing of the past. It even connects directly to Siri and Ok Google.
Sound by JBL: Bringing the ultimate sound experience to riders around the world, the JBL-Cardo partnership combines Cardo's passion for the ride with JBL's passion for sound. Specifically designed to work inside a helmet while riding, this JBL audio system sounds like nothing you've ever heard before.
Cutting edge design: Tying the ergonomic with the aerodynamic, FREECOM 4+ innovative, razor thin wheel is a true breakthrough in both form and function. No other Bluetooth communication system packs so much punch and innovation in a 20mm thin package.
4 Way Bike to Bike Bluetooth Communication System: Whether you ride alone or in a group of 4, experience the most advanced Bluetooth communicator on the market.
Natural Voice Operation: Our all-new, always-on, natural noice operating rids you from the need to ever press a button again. Just tell it what you want. It will do the rest.
Waterproof: No matter what you throw at it, your IP67 waterproof FREECOM 4+ will take the beating from water and dust and keep you connected.
Fully Featured: Automatic Volume Control, Mobile Conferencing, Charge while riding, Music & Radio Sharing, GPS, Music streaming, 2-Way Intercom, Connectivity with two Bluetooth mobile devices, connects and pairs to any Bluetooth headset, Music Sharing, Hybrid & Corded Mic, FM radio, full phone connectivity, VOX, Parallel Audio Streaming (Android), Cardo Connect App (iOS/Android), and on, and on, and on..."