Onkyo HT-R593 5.2-channel home theater receiver with Wi-Fi and Bluetooth A 5.2-channel home theater receiver with built-in Wi-Fi and Bluetooth audio streaming technology Equipped with 4K 60 Hz Passthrough-compatible HDMI IN/OUT jacks (Six HDMI inputs and one HDMI output for audio and video sources) Supports the HDMI Through function which allows transmission from playback devices to the TV in standby state Supports ARC (Audio Return Channel)