G-SHOCK (G-Shock) sports line "G-SQUAD" (G sukuwaddo) heartbeat +GPS function deployment model GBD-H2000 series GBD-H2000-2JR Casio | in total CASIO mail order | BicCamera. com
G-SHOCK Watch with Heart Rate Monitor and GPS Functionality
G-Shock GBD-H2000 heart rate tracking fitness watch is smaller and lighter with multi-sport support