5card slot, and then insert the card .3:If the memory card has successfully be inserted, you can hear a clearbuzzer.¾ MountsIn order to use the camcorder more convenient in outdoor sports or inunder water situations, We have provided two kinds of main mountspackaged in this camcorder. Mount a is used in fixing to a bike, andmount b is used in fixing to a helmet.a bThe operating steps as follow:Fix the sportive camcorder to a bike1: Choose to put the camcorder into the water resistant case or thebracket, then lock it .