Product highlightsPower and processing: 5-channel amplifier 80 watts per channel into 8 ohms (20-20,000 Hz) at 0.06% THD, with 2 channels driven Dolby® and DTS® surround sound decoding Cinema DSP 3D adds richness and depth to music and movie soundtracks YPAO (Yamaha Parametric Room Acoustic Optimizer) automatic speaker calibration included microphone helps fine-tune your system to best match your room's acoustics Music Enhancer improves sound quality of Bluetooth streams, MP3s, and other digitally compressed music files amp assign function lets you use the surround speaker outputs in different configurations like bi-amping the front speakers, or for use in Zone B Digital and streaming music options: built-in Wi-Fi for listening to music from a networked PC, free internet radio, and music services MusicCast wirelessly connects compatible Yamaha components together for seamless whole-home audio includes support for Pandora®, SiriusXM, and Spotify® (subscription required for some services) free MusicCast app offers easy Wi-Fi control, settings adjustments, and music selection and playback works with Amazon Alexa and Google Assistant voice control devices Apple AirPlay 2 lets you stream directly from an iPhone® or iPad® and ask Siri to play Apple Music® built-in Bluetooth for wireless music listening with smartphones, tablets, and compatible computers plays high-resolution digital music files via USB storage device or a networked computer (PCM up to 24-bit/384kHz resolution; DSD up to 11.2 MHz) HDMI features: HDMI 2.1 audio/video switching: 4 in, 1 out all HDMI connections support 8K/60Hz and 4K/120Hz video content HDCP 2.3 technology ensures compatibility with Ultra HD sources and TVs HDR-compatible for extended picture contrast and brightness with compatible TVs and HDR-encoded content supports HDR10, HDR10+, HLG, and Dolby Vision® gaming-optimized video processing technologies for a smooth, lag-free gaming experience Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM) supports ARC (Audio Return Channel) and eARC (Enhanced Audio Return Channel) eARC receives uncompressed surround sound signals including Dolby Atmos and DTS:X via the HDMI connection with your compatible TV Other connections: digital audio inputs: 1 Toslink optical, 1 coaxial 3 analog stereo RCA audio inputs two line-level subwoofer outputs (each output carries the same signal) front-panel USB port for music playback from a USB thumb drive outputs for 5 speakers (Front L/R, Center, Surround L/R) Ethernet port for network connection full-sized front-panel headphone jack General features: free MusicCast app lets you use your Apple® or Android™ device as a Wi-Fi remote Yamaha AV Setup Guide app guides you through the connection process and initial settings AM/FM tuner handheld remote control included 17-1/8"W x 6-11/16"H x 14-15/16"D (9-5/8"H with Bluetooth and Wi-Fi antennas raised) weight: 19.4 lbs. warranty: 2 years What's in the box5.2ch AV receiver Remote control (RAV574) 2 "AAA" batteries YPAO microphone 2 WLAN/Bluetooth antennas (pre-installed) FM wire antenna AM loop antenna Quick Start Guide Warranty Information Product Registration Firmware Update note Spotify brochure "Worldwide Representatives Offices" sheet Safety brochure About this itemWritten by Crutchfield's Kramer CraneOne of the best receiver values around If I was putting together a home theater on a budget, the Yamaha RX-V4A would be on my short list of options to power it. This sleek 5.2-channel receiver gives you excellent picture and sound, easy app control, and the ability to add wireless surround speakers — all at a great price. Built-in Bluetooth and Wi-Fi let you stream music wirelessly from your device. Advanced video processing for movies and more Yamaha made sure the RX-V4A is compatible with the latest video technology. Each of its four HDMI inputs support 8K/60Hz and 4K/120Hz content — perfect for high-quality sources like a 4K Ultra HD Blu-ray player, a next-gen gaming system, or an Apple TV. Stream music from a variety of sources You get plenty of options for playing music, too. Stream tunes from your phone or tablet through Wi-Fi, Bluetooth, or Apple AirPlay 2. You can also play high-resolution tracks from a USB thumb drive or networked computer. As a bonus, the RX-V4A supports wireless multi-room music playback when paired with additional MusicCast components. It's also simple to operate, thanks to Yamaha's superb control app for your phone or tablet.