Yamaha RX-V685 7.2-channel has a powerful musiccast surround sound 20 / 50 speakers to create a wireless rear surrounds setup with zone 2 power control, HDMI with HDCP 2.2, 4K 4 : 4 : 4 ultra HD pass-through, HDR10, Dolby vision, hybrid log-gamma, BT.2020 with HDCP 2.3 and eARC, DTS X, 90W rated output power, airplay, Bluetooth, Spotify connect, FM, SiriusXM internet radio, Tidal, Deezer, Napster, 14.88 x 17.13 x 6.73 inches product dimensions, 23.1 lbs weight.