The EC21 series remote controller is a versatile device which can be attached to many electronic devices in homes, offices, plant or wherever required. It includes three independent relay switches and two digital alarm inputs. It allows operators to control/monitor remote equipment or machines using SMS (Short Message Service) via the GSM/4G network.
main advantage
1\ Low-power, cost-effective LTE Cat 1 wireless module designed for M2M and IoT applications
2\ Comprehensive coverage of various network standards
3\ Integrated multi-constellation GNSS receiver to meet the needs of fast and accurate positioning in different environments
4\ Supports DFOTA, eCall and DTMF functions
5\ MIMO technology meets the data rate and connection reliability requirements of wireless communication systems