Shimano E-tube Di2 Wireless Unit – 2 Port

With the Shimano E-tube Di2 Wireless Unit – 2 Port; your Di2 system can communicate with your tablet or smart phone so there’s no need to connect your bike to the PCE1 interface to update firmware or customise your shifters. Interactive signals are transmitted through the low maintenance E-Tube platform; and the Shimano D-Fly component adds to E-Tube by allowing you to wirelessly connect to your Di2 data.