In November 2018, after HAC new technology “PN wake-up”has been applied on NB-IOT series products, the product color pages were also released.

Earlier, HAC has released two NB-IOT products, namely NBi and NBh. NB products can adapt to a variety of meter reading applications, and is a new trend in meter reading modules. Therefore, once the product was listed, it was immediately welcomed and praised by the market. (The picture below shows the color pages of NBi, NBh products)