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High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC

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Our focus on should be to consolidate and enhance the quality and repair of present products, in the meantime constantly establish new products to meet unique customers' requires for Lorawan Alliance , Cc1120 MODULE , LORAWAN WALK-BY Solution , "Change for the better!" is our slogan, which means "A better world is before us, so let's enjoy it!" Change for the better! Are you ready?
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 

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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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High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC detail pictures

High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC detail pictures

High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC detail pictures


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We're convinced that with joint endeavours, the business between us will bring us mutual benefits. We are able to guarantee you products high quality and competitive value for High definition si4438 MODULE - NB-IoT wireless transparent transmission module – HAC , The product will supply to all over the world, such as: America, Seattle, Madrid, The development of our company not only needs the guarantee of quality, reasonable price and perfect service, but also relies on our customer's trust and support! In the future, we are going to continue with the most qualified and high quality service to offer the most competitive price, Together with our customers and achieve win-win! Welcome to inquiry and consult!

1  Incoming Inspection

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

2  welding products

Open protocols, dynamic link libraries for convenient secondary development

3  Parameter testing

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

4  Gluing

 ODM/OEM customization for quick production and delivery

5  Testing of semi-finished products

7*24 remote service for quick demo and pilot run

6  Manual re inspection

Assistance with certification and type approval etc.

7 package22 years industry experience, professional team, multiple patents

8  package 1

  • High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
    5 Stars By Gail from South Korea - 2018.10.31 10:02
    A good manufacturers, we have cooperated twice, good quality and good service attitude.
    5 Stars By Odelette from Brunei - 2017.08.16 13:39
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