Power and Processing:7-channel amplifier95 watts per channel into 8 ohms (20-20,000 Hz) at .08% THD, with 2 channels drivenDolby Atmos processing for use with in-ceiling or "height" speakers for more enveloping surround sound (firmware update required)Dolby® and DTS® surround sound decoding, including Dolby Pro Logic® IIzanalog-to-HDMI video upconversion (up to 1080p and 4K) with Marvell Qdeo video processingAccuEQ automatic speaker calibration optimizes your system's sound for your room (microphone included)Digital and Streaming Music Options:built-in Wi-Fi for listening to music from a networked PC, free Internet radio, and music servicesincludes support for Pandora, Spotify, SiriusXM, Slacker®, TuneIn, and Aupeo! (subscription required for some services)built-in Bluetooth for wireless music streaming from a compatible smartphone, tablet, or computerfront-panel MHL-ready HDMI input for playing audio and HD video from select Android smartphones and tabletsDLNA-certified for streaming music with compatible devices and computersplays high-resolution digital music files via USB storage device or a networked computer (up to 24-bit/192kHz resolution)plays DSD files (up to 2.8 MHz .dsf files) from network and USB storage devicesMulti-room Audio:dual-room/dual-source outputpowered and line-level stereo audio output for 2nd roomusing powered 2nd-room output allows 5.1 home theater in main roomline-level 2nd-room output for use with a separate amplifier or powered speakersonly analog, network, Bluetooth, or USB audio sources can be output to Zone 2Audio Performance Features:high-current amplifier design with large power transformer24-bit/192kHz Burr-Brown digital-to-analog convertersMusic Optimizer function enhances the sound quality of compressed music filesbi-amp capability with compatible front speakers by reassigning "surround back" channelsConnections:HDMI 2.0 audio/video switching: 7 in, 2 out (includes front-panel MHL-compatible input)component video switching: 1 in, 1 outcomposite video switching: 3 in, 1 outdigital audio inputs: 1 optical and 2 coaxial6 analog stereo audio inputsphono input for direct connection of a turntablepreamp outputs for 2 powered subwoofersfront-panel USB port for audio playback from USB storage devicesEthernet port for network connectionoutputs for 9 speakers (Front L/R, Center, Surround L/R, Surround Back L/R, Zone 2 L/R)receiver can power a maximum of seven channels at onceGeneral Features:free Onkyo remote app lets you use your Apple or Android device as a Wi-Fi remoteInstaPrevue offers live picture-in-picture preview of connected HDMI sources4K/60p and 3D video pass-throughHDCP 2.2 copy-protection compatibility for future 4K broadcast and streaming content (HDMI 3 input and main output only)HDMI standby pass-through allows access to all HDMI connected devices without having to power on the receiverAudio Return Channel function receives digital audio signals from a compatible TV's tuner via HDMIPhase-Matching Bass optimizes low frequencies to preserve clarity with vocals and movie dialogue40 AM/FM presetsremote control17-1/8"W x 6-13/16"H x 13-5/8"Dweight: 22 lbs.