M14 (Container Tracking Device) is a mobile terminal device having basic tracking functions. It has been developed by Turkish Engineers to be used in container tracking applications. M14 Container Tracking Device finds location information of container by means of GPS satellites and by adding container details, it transmits them to the desired server through GSM infrastructure. One piece of this device is assembled to each container to be monitored and managed. GSM and GPS antennas are included in M14 Container Tracking Device.