Contapassi Polar - Garmin

http://www.sportimpianti.it/Cardio_Running/Polar_Rs_300X_Black/details.php?art=58241&var_ID1=32022&var_ID2=0&var_ID3=0&var_ID4=0&qta=1&postback=3

http://www.maxisport.com/a/garmin-gfr205-gps-forerunner-205-63-014615401-gener-a.htm

http://www.polaritalia.it/it/prodotti_polar/running_multisport/rs300x_G1