High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC
High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC Detail:
Main Features
1. Nb-iot base station can be used without a central gateway
2. Supports a variety of low-power operation modes
3. High-performance 32 bits microcontroller
4. Supports low power serial port (LEUART) communication, TTL level 3V
5. The semi-transparent communication mode communicates with the server directly through a low-power serial port
6. Compatible NanoSIM eSIM
7. Read parameters, set parameters, report data, and deliver commands through the low-power serial port

8. HAC communication protocol must be matched, or protocol can be customized as required
9. The server protocol is resolved by COAP+JSON


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Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC , The product will supply to all over the world, such as: Honduras, Haiti, Iceland, Many years of work experience, we have now realized the importance of providing good quality products and solutions and the best before-sales and after-sales services. Most problems between suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it. faster delivery time and the product you want is our Criterion .

Matching gateways, handhelds, application platforms, testing software etc. for system solutions

Open protocols, dynamic link libraries for convenient secondary development

Pre-sales technical support, scheme design, installation guidance, after-sales service

ODM/OEM customization for quick production and delivery

7*24 remote service for quick demo and pilot run

Assistance with certification and type approval etc.
22 years industry experience, professional team, multiple patents

We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.




