Amazon held a special event today to announce a new round of Alexa-powered products, and you’ve already seen a few of them leaked right here at HotHardware.
Among the devices unveiled include the Echo Sub, which as we described this morning, is a 100W subwoofer. It can pair with up to two [same model] Echo devices to provide full 2.1 stereo

Source: Hot Hardware – Amazon’s Alexa Event Outs Echo Subwoofer, Echo Link Amp And .99 Smart Microwave