Do I have to use a BlipBox in order to use Blips? Can I just plug in a sprint or climbing shifter to the shifter hood body? November 26, 2019 17:28 Updated There are two additional ports on both eTap® 2x11 left and right shifters that can be used without a BlipBox. Related articles How are eTap® Blips interconnected on a TT or Tri setup that does not use drop bar shifters? How many eTap® Blips can be plugged into a BlipBox? How far can I ride on a fully charged derailleur eTap® 2x11 battery? Is the wireless range for eTap® 2x11 long enough to work on a tandem? Will the parts stay “on” when the bike is on my car rack?