What to Know Before Buying a 500Mbps WiFi Extender

It depends on your broadband service, devices and the extender's connection to the router. The label alone cannot show the speed available to a client in a distant room.

No guaranteed end-to-end speed follows from the advertised wireless rate. Real throughput is affected by protocol overhead, signal strength, interference, device limits and the internet connection.

It usually refers to a stated maximum wireless data rate in particular conditions. Check the specification sheet to see which frequency band and configuration the figure describes.

Choose based on supported bands, the router and client devices, and the layout. Dual-band models can offer more flexibility, but their practical benefit depends on how the extender links back to the router.

It may improve reception where the router's signal is weak if positioned between the router and that room. It cannot guarantee smooth streaming when the broadband link, interference or device is the bottleneck.