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4G LTE NB-IOT Module
cat m


SLM151 is a high-performance IoT module supporting NB-IoT/Cat M/GPRS. It has the characteristics of low power consumption, small packaging and low cost. It is suitable for applications that require high power consumption and volume, such as smart meters, smart parking lots, smart cities,asset tracking, agriculture and environmental monitoring.


SLM151 is a standard module that meets the requirements of NB-IoT module in the “White Paper on China Telecom's Internet of Things Module Requirements -NB-IoT.” It supports GPS and VoLTE services and is widely applicable to various industry applications.


  • Support NB-IoT/Cat M/GPRS

  • Massive access and ultra-low power consumption

  • Support VoLTE (AMR-NB encoding)

  • Support high speed USB 2.0 interface

  • Qualcomm® IZat™ Gen 8C engine, support GPS/GLONASS/BeiDou

  • Industrial operating temperature

  • Conform to China telecom standard

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