Is your wireless protocol considered Bluetooth or ANT+? January 26, 2016 02:50 Updated No. SRAM RED eTap uses a proprietary wireless communication protocol that SRAM created called Airea. Related articles Is the wireless range for eTap® 2x11 long enough to work on a tandem? Does signal strength fall off as the eTap® 2x11 shifter batteries lose charge? Is there interference or crossed signal issues when riding with a large group of people that are all riding SRAM RED eTap? Do I need to do anything different when washing a bike with SRAM RED eTap? Ant+ or Bluetooth Low Energy? Comments 0 comments Article is closed for comments.