Google has filed an FCC application for a mysterious new “wireless device” – suggesting that a never-before-seen smart home product could be on the horizon.

As first seen by droidlife (opens in new tab)The archiving (opens in new tab) refers to an “engineering sample” (under model number G28DR) that supports WiFi and Bluetooth functionality. It also features an image detailing a rectangular-shaped product that, according to the accompanying description, is powered by a connected power supply or a battery.