Onkyo TX-NR828 7.2-Channel Wireless Network A/V Receiver THX Select2 Plus Certified Built-in Wi-Fi and Bluetooth 4K Pass-through from compatible source devices and video up scaling to 4K with Qdeo Technology by Marvell (via HDMI) Internet Radio and Music Streaming Service Connectivity: Tune In Radio, Pandora, Rhapsody, Slacker, SIRIUS XM Internet radio, Last.fm, Spotify, and AUPEO! Discrete amplifier design with Onkyo's exclusive WRAT (Wide Range Amplifier Technology)