CASIO G-SHOCK - ➡️ GBA-800 Series with Bluetooth® Connectivity; engineered for sports activities : Linking with the G-SHOCK Connected phone app provides access to a number of functions to support your workouts.
GShock GBA-800 - Setting Time & Date tutorial - YouTube
G-SHOCK GBA-800-9A Bluetooth - Green 独特な 3515円引き sandorobotics.com