Sena 20S Bluetooth Headset Review http://www.revzilla.com/motorcycle/se... Designed as to be one of the most preeminent communicators on the market, the new Sena 20S brings an updated list of features and functionality to one of the most popular lineups in the game. Aside from the premium quality and engineering that comes with the Sena brand, the new 20S increases range over previous iterations by 25%, which extends connectivity to over a mile. At the same time, you will also be able to connect up to 8 ridertorider communications for the first time. Another new feature can be seen in the blending of 2 inputs at a time that has previously been unavailable. In doing so, riders have the capability to hear GPS directions while on the phone, phone conversations while listening to music, etc. Additional upgrades include universal connectivity to other bluetooth units, the use of Bluetooth 4.0 for extended battery life, and a new iPhone/Android app that allows for maximum control and personalization.