Yamaha RX-V379BL 5.1-Channel A/V Receiver with Bluetooth Bluetooth wireless music playback 4K Ultra HD pass-through with HDCP 2.2 YPAO microphone audio calibration,All connected devices must be HDMI CEC compatible. Some CEC compatibleTVs / players may not work., Dimension 17-1/8 x 6 x 12-3/8 Virtual Cinema Front Extra Bass setting for smaller satellite speakers