You plug it into a wall socket within the range of an existing Wi-Fi network to help extend its range.
The top routers that support the new 802.11ac standard on the market. Since there are not many of them, all of those on this list are the best of their kind.
Netgear announced at CES 2012 its first range extender that supports concurrent dual-band, which extends the range of both the 2.4Ghz and 5Ghz bands at the same time.
The Netgear X6100's awkward design and frustrating performance make it suitable only for casual networking tasks.
The WRT1200AC is just way too expensive for a second-tier 802.11ac router.
Though not as innovative as it should be, the Linksys AC2400 Dual Band Wi-Fi Router E8350 is still a very good router thanks to its fast 5Ghz Wi-Fi performance and comparatively friendly pricing.
The hefty price aside, the Asus AC2400 RT-AC87U is the most complete 802.11ac router to date, capable of satisfying all your home networking needs.
The 2014 BMW i3 looks and feels like the compact car of the future, but its high price tag will be a huge sticking point for thrifty small-EV drivers.
Broadcom announced the first 802.11 Wi-Fi chip that enables mobile devices to transmit and receive data over the 5GHz and 2.4GHz bands at the same time.
The BT Home Hub 4 is a dual-band router that connects with 2.4GHz and 5GHz Wi-Fi at the same time.
For advanced and professional users, the Asus RT-AC68U Dual-band Wireless-AC1900 Gigabit Router is worth every penny thanks to its stellar performance, solid build, and bounty of useful features.