Bluetooth is used for communication between EW-WU111/101, i.e., the Di2 system, and smartphones or tablets. The new E-TUBE app for mobile devices allows you to make function assignments, switch assignments, multi-shift and synchro-shift settings, and upload firmware upgrades to the components.

Includes: 1x Electric Transmitter ANT+ & Bluetooth (D-FLY)
Suitability: electronic shifting system
Mounting: seatstay mount with mounting strap
Compatible with: Di2 systems: DURA-ACE Di2 R9170/9070, ULTEGRA Di2, XTR Di2 & DEORE XT Di2

Details:

• Compatible with ANT+ devices, e.g., Shimano camera CM-1000 or PRO SCIO ANT+
• Check battery compatibility; not compatible with SM-BTR2, SM-BMR1, and SM-BMR2 batteries

Type: accessories electronic shifting.