Detailed Product Description traker,personal gps tracker,gps tracking tracking,gps tracker,for tracker1:Edit on menu (GPRS)Command ... from Server@@ + L + ID + 0x0301+ Flag +checksum(2byte) + 2.Add menu (GPRS)Command 0x0302Following GPRS package from server@@ + L + ID ... :302Following SMS is send from server to tracker unit to add menu:W******,302,dataData:MenuItem1 + + MenuItem2 + + MenuItem3The max ...