A WLAN amplifier, also known as a WiFi repeater or range extender, is a networking device designed to enhance and extend the coverage of an existing wireless internet connection. It works by receiving the WiFi signal from a router, amplifying it, and rebroadcasting it to areas where the signal is weak or unavailable, helping eliminate dead zones in homes, offices, or large spaces. This type of device typically supports dual-band technology, operating on both 2.4 GHz and 5 GHz frequencies. The 2.4 GHz band provides wider coverage and better wall penetration, while the 5 GHz band offers faster speeds and lower interference for activities such as streaming, gaming, and video calls. With a combined theoretical speed of up to 1200 Mbps, it can support multiple devices simultaneously, including smartphones, laptops, smart TVs, and IoT devices. Many models include a LAN port, allowing wired connections for stable performance or use as an access point, while WPS functionality enables quick and simple setup. Although such devices may advertise very large coverage areas and high device capacity, actual performance depends on factors like building layout, wall thickness, and router strength. In practical use, a WLAN amplifier provides a cost-effective way to improve WiFi coverage, enhance connectivity stability, and ensure better internet access in weak signal areas.
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