ZenBooster is like a swiss army knife. Apart from acting just like a normal wireless internet router, it can also boost internet bandwidth to improve dropped speeds, and act as a repeater to extend the range of the WiFi. ZenBoosters main feature that's highlighted by the people that make it is its ability to boost internet bandwidth.The other feature of ZenBooster is the ability to extend the range of WiFi. What happens is that via a simple process.