The MOB1 communicates with the vessel you have been separated from and other vessels in the vicinity (up to 5 miles range dependent on conditions).  
 Automatic activation, Simple lifejacket integration, 7 year battery life, 24+ hours operational life, 5 year warranty, Fast accurate positioning  
 Introducing the world’s smallest AIS MOB device with integrated DSC – the rescueME MOB1 from Ocean Signal. The MOB1 is compatible with even the most compact inflatable life-jackets.  
 The integrated strobe light ensures maximum visibility in low light conditions.