Interphone U-Com 4 Bluetooth Intercom Single PackU com 4 is the intercom equipped with Bluetooth 5. 0 technology able to guarantee extended compatibility with the original oem systems installed on the helmets and with most of the intercoms of other brands on the market. Create groups of up to 4 intercoms and forget about connection difficulties. U com 4 also offers very high audio performance thanks to new 32mm HD earphones for deep, immersive bass while you're listening to the radio or your