Offender Tracking Devise with GPS, RF or Bluetooth Buyer and Importer

1000 GPS units need to control internal equipment under house arrest, with precision of 5 to 10m with two-way communication, waterproof, SOS, RF or bluetooth button preferable certified FCC. - is urgent We are dedicated to GPS in Peru, we speak Spanish Thank you Adolfo Vilcahuaman bluetooth button preferable certified FCC. - is urgent We are dedicated to GPS in Peru, we speak Spanish Thank you Adolfo Vilcahuaman Show More