The Cardo Packtalk Pro helmet intercom system offers crash detection as a handy new feature, plus auto on/off, which saves your battery. It boasts Dynamic Mesh 2.0 technology along with Bluetooth and Live Intercom. With sound by JBL audio system with 45mm speakers you get pure clarity and perfect audio. It comes with Cardo's Air mount a patented magnetic mount that is simple to fit and use and ultra-secure. It seamlessly connects with any other major brand for ultra-convenience. No cables are ever needed, thanks to over-the-air software updates. It is IP67 Waterproof - a tough design with the highest standard. The Packtalk Pro also offers 2nd Generation DMC for easy grouping and auto-healing with Natural Voice Operation. Just talk; your unit will do the rest. As well as Mesh, it is also a Live Bluetooth Intercom with wideband sound and self-healing connection and offers a range of up to 1.6km/1 mile plus a 3-year manufacturer's warranty. In the box: PACKTALK PRO unit, 45mm JBL speakers, Air Mount, Clamp, Adhesive plate, 2x round Velcros, 2x rectangle Velcros, 2x boosters, Hybrid/Boom microphone, Wired microphone and Alcohol pads.