CASIO G-SHOCK - GBA-800 | Step Tracker + Bluetooth® Connectivity - Leading the pack with GBA-800-9AER (lime green) - more colours #comingsoon ! Sync up the GBA-800 with your smartphone for a '
GBA-800-1A | CASIO
GBA-800 G-Shock Module 5554 HOW TO PAIR WITH A SMARTPHONE & App ? English Easy TUTORIAL - YouTube