Mesh Wi-Fi systems, compromised of a central hub and satellites, bridge the gap by diversifying connection requests away from just one centralized access point.  If you’re looking to upgrade your existing router to a mesh setup, B&H has a great sale right now. The TP-Link Deco S4 AC1200, a three-pack mesh Wi-Fi kit, normally retails for $150, but is currently available for a discount of $40 (26%), bringing the cost down to $110.  The TP-Link Deco S4 AC1200 system comes with three devices that can act as routers or satellites. The kit offers dual-band 802.11ac wireless connectivity at up to 300 Mb/s (2.4 GHz) and 867 Mb/s (5 GHz) and maximum coverage of 5500 square feet. Also: The best Wi-Fi routers If you’re in the market for a tri-band router system with more speed, B&H has also placed the ASUS ZenWiFi XT8 AX6600 Mesh Wi-Fi pack on sale. This tri-band setup consists of two AX6600 6.6Gb/s routers and offers up to 5500 square feet of coverage.  Normally priced at around $392, you can pick up the Mesh Wi-Fi kit for $342, a savings of $50. Also: What are the best VPN routers and can you turn any router into one? At ZDNET we are constantly scouring the web to find the best deals we can on everything from monitors and TVs to office equipment and home gadgets. If you’re interested in exploring some of the best discounts and deals on the internet, check out our feed.