Dynamic Generation 2 Network Intercom for Motorcycles. Connect up to 15 riders over distances of up to 1.6 km/1 mile. Grouping made easy: lightning-fast, simple, and straightforward. Grouping has never been easier. Automatic repair: The DMC intercom adapts to your ride, not the other way around. Private chat for those moments when you want to speak with just one member of the group. Sound quality: The best-sounding intercom in the world. Biker talk has never sounded so good. Water resistance IP67: No matter what happens, the waterproof Packtalk Custom withstands impacts and keeps you connected. Rain, sunshine, mud, dust, or snow. Packtalk Custom is an upgradable network communicator. No subscription is required for this product. The subscription is optional and can be canceled at any time.