The microcontrollers of the HPA and LNA are equipped with universal asynchronous receiver-transmitter (UART) ports to communicate ... the unwanted ASE (Amplified Spontaneous Emission) noise to ...

Before USB ports became standard on PCs, several devices connected through a serial port. They're obsolete in many ways, but ...

It also comes with strong parental control and network security software, and is equipped with a multi-gig WAN/LAN port, You can even use it as part of a whole-home mesh configuration should you ...