... Passive Antenna,GPS Active navigation Antenna.. GSM internal antenna &GSM/GPRS PCB antenna1)GSM internal antenna &GSM/GPRS PCB antenna,GPS Active ... Antenna,WIFI Antenna2)GPS Passive Antenna,GPS Active navigation GSM internal antenna,GPS Active Antenna,GPS+GSM Antenna,WIFI Antenna,GPS ... specified in form 1~2 after dropping onto the hard wooden board from the height of 30cm for 3 times each ...