Enjoy surround sound with your favorite speaker system and the Yamaha RXV4A 5.2-Channel Network A/V Receiver. It has Bluetooth and Wi-Fi built-in for wireless connection to your compatible smart devices. Various streaming music services are built-in for convenient streaming. The receiver outputs up to 80W per channel at 6 Ohms and features YPAO sound customization to tailor the sound to your environment. In addition to its wireless compatibility, the RXV4A has four HDMI inputs and one output, which support 4K UHD resolution and HDR10 pass-through, and the output supports ARC and eARC. It also has a USB port on the front for firmware updates and playback of files stored on flash drives. You can control the receiver with your Amazon Alexa, Google Assistant, or Apple Siri-enabled products, via the MusicCast app, or with the included remote control.