More informationDigital speed and cadence sensor with 2.4 GHz Bluetooth® Smart and ANT + wireless technology; ANT + and Bluetooth® Smart systems allow simultaneous use of the Trip 300 cycle computer and smartphone; For use with all kinds of compatible devices with the Bluetooth® Smart and ANT + wireless technology; Independently adjustable arm allows precise alignment of speed and cadence sensors; Includes Bontrager wheel magnet and cadence band for crank; Includes strap compatible with most chainstays and two cable ties for a universal fit; Go to www.thisisant.com/directory/ for a list of ANT + compatible devices;