BTX1 Pro S is the only intercom of its category to introduce the Conference mode up to 3 people. Communication is between rider and passenger and motorcycle to motorcycle up to 800m. You can connect up to 2 mobile phones simultaneously and the battery life lasts for 23h. All in Full Duplex mode, with digital quality and DNK system for noise suppression and AGC for automatic volume control. Compatible with connectivity incorporated systems of the motorcycle manufacturers (BMW, KTM, Ducati, etc.).