Yamaha RX-A4ABluetooth, Support for internet radio, Built-in Wi-Fi …, 7.2, Headphone output, USB, Pre out (subwoofer), Dolby Digital 5.1, DTS 5.1, Dolby TrueHD …, Black, Silver, Grey, AirPlay, Spotify Connect, Tidal …, 16.2 kg, 191 mm, 435 mm, 2160p (4K Ultra HD), 480p, 576p …