Amazon.com: Bose Smart Soundbar 300 Bluetooth Connectivity with Alexa Voice Control Built-In, Black : Electronics
Amazon.com: Bose Home Speaker 300: Bluetooth Smart Speaker with Amazon Alexa Built-in, Silver : Electronics
Amazon.co.jp: Bose Bass Module 700 Base Module 12" x 11.6" x 11.6" | Connects to Bose Smart Soundbar 900/700/500/300, Bose TV Speaker, SoundTouch 300 | Bose Black : Electronics