Sonos Amp 250W 2.1-Ch Amplifier Black AMPG1US1BLK - Best Buy
Sunbuck Home Stereo Amplifier, Max 250Wx2 Bluetooth 5.0 Audio Receiver, 2 Channel Amplifier Home Audio with Remote Control, LED Display, USB2.0, Hi-Fi Small Receiver for Speakers, AS-25BU - Walmart.com
Weatherproof Outdoor Speaker Set and Amp | Sonos
Sonos+Amp+250W+2.1-Channel+Amplifier+-+Black+%28AMPG1US1BLK%29 for sale online | eBay
Sonos AMP 2-Channel Bundle With Sonance Outdoor Speakers