... 4,Absolute street address by SMS Track with limited times upon time interval5,Track with unlimited times upon time interval6, Smart ... and charge inquiry27,Configure parameters by USB28,Less GPRS traffic29,ACC working alarm30,GPS drift suppressionOptional functions:31,Quiver alarm32,siren/ ... there is 4 tracking solutions:1,SMS tracking on cellphone with a googlemap link to view current location on map ...