Discover a whole new world of thrilling 3D surround sound with the Denon AVR-X4300H Network AV receiver, a premium 9.2-channel home theater receiver with discrete, identical amplifiers on each channel and 11.2 channel processing capability for Dolby Atmos and DTS:X, plus optional Auro 3D. 
The AVR-X4300H's advanced video section is fully compatible with the latest HDMI 2.0a and HDCP 2.2 specifications on all 8 HDMI inputs and 3 outputs: with 4K Ultra HD 60Hz video, 4:4:4 Pure Color sub-sampling, High Dynamic Range (HDR), 21:9 video, 3D, and BT.2020 pass-through , it is ready for 4K Ultra HD Blu-ray disc players, set-top boxes and other 4K Ultra HD sources. In addition, it can upscale standard and high definition analog and digital video to 4K Ultra HD, breathing new life into your existing video sources and content. 
With its built-in HEOS technology, the AVR-X4300H can join or establish a HEOS wireless multi-room music network, enabling you to enjoy your favorite music anywhere and everywhere around your home. Share music to other HEOS devices, and explore, browse, and play music from your own music library, from online streaming music services, and from thousands of internet radio stations – all controlled using the simple, intuitive HEOS app. 
Full wireless connectivity is provided via Wi-Fi and Bluetooth, while Apple's Airplay 2 is supported for simple wireless music streaming. High-resolution audio formats and playback are fully supported over network streaming for incredible fidelity. The powerful amplifier section features discrete output devices on all seven channels, each of which is configured identically and rated at 125 watts (8 ohms, 0.05%THD, 20Hz~20kHz), while its high-current design means the AVR-X4300H can even drive lower impedance 4 ohm speakers on all channels.
And you can control it from your smartphone or tablet using the free "Denon 2016 AVR Remote" app, available from the Apple app store, GooglePlay, and the Amazon app store.