Bose surround sound

5.1, Dolby Digital 5.1, Dolby TrueHD, Dolby Digital Plus, Dolby Atmos, HDMI, Wi-Fi, Bluetooth, Ethernet, Optical (S/PDIF), Apple AirPlay 2, Built-in Chromecast, Wall mountable, Simulated surround, App control, Built-in hard drive, Multiroom, Compatible with voice assistant

(1)

5.1, App control, Multiroom, Equalizer, Dolby Digital 5.1, Dolby TrueHD, Dolby Digital Plus, Dolby Atmos, HDMI, Wi-Fi, Bluetooth, USB, Apple AirPlay 2, Built-in Chromecast

2.0, Dolby Digital 5.1, HDMI, Bluetooth, USB, Wall mountable, Equalizer

(4)