1,GPS function 2,Call function, SOS help key ... 4,online real-time tracking 5,remote monitor 1,GPS function 2,Call function, SOS help key 3 ... Function:1,Show time, latitude, longitude, speed, direction2,Watch function, call function, SOS help key3,Remote phone inquiries, ... monitoring 4,Show time, latitude, longitude, speed, direction5,Watch function, call function, SOS help key6,Remote phone inquiries, ...