New 10S Communication System Features 4.1 Bluetooth Technology for Crystal-Clear HD Audio and Additional Advanced Features for the Ultimate Connected Ride -- /PRNewswire/ -- With the unprecedented success and popularity of Sena's flagship product, SMH10, Sena Technologies, Inc. , the global leader in Bluetooth innovation for the motorsports, action sports and outdoor sports lifestyles, has announced the newly upgraded and even more sleek Sena 10S . Fans of the original SMH10 will be excited to discover the 10S' superior enhancements, a slimmer profile and highly improved operations.