Today at its Google hardware event, Google introduced new mesh routers called Nest Wifi. This is a successor tot he Google Wifi product it introduced a couple of years ago, but with a number of improvements. The new Nest Wifi consists of two types of devices, one a router that plugs into your modem, and one'point' amplifies the signal and extends the network, and it's more powerful so you only need these two things. It's available to pre-order, and will ship on November 4. It comes in a 2-pack or a 3-pack variant, for $249 or $349 respectively, and will be available in eight countries at launch. Google says that Nest Wifi offers 2x better speed than Google Wifi, with up to 25% better coverage.