The Aiwa AV-D55 is a powerful and versatile AV receiver designed to deliver exceptional audio and visual performance in the home theater system. It features 5.2 channels of high-quality amplification with a total output power of 150 watts per channel (8 ohms, 1 kHz, THD 0.06%), ensuring the room-filling sound required for immersive movie and music experiences.One of the standout features of the AV-D55 is its comprehensive connectivity options, including support for 4K Ultra HD video, HDR, Dolby Vision, and the latest HDMI specifications. This ensures crystal-clear picture quality and smooth, lag-free video playback. In addition, the receiver is compatible with popular streaming services like Spotify Connect, AirPlay, and Chromecast built-in.The AV-D55 includes AI DSP Edge processing technology, which utilizes AI algorithms to optimize the audio signal for realistic and natural sound reproduction. It also features a wide range of audio formats, including DTS-X, Dolby Atmos, and Dolby Surround, providing an unmatched listening experience.Finally, the AV-D55 is equipped with smooth and intuitive on-screen menus, sending advanced HDMI commands to compatible TVs via CEC functionality. It also includes built-in Bluetooth technology, allowing for wireless playback of music from smartphones, tablets, and computers.Overall, the Aiwa AV-D55 is an outstanding choice for anyone seeking an AV receiver with high-quality audio and video performance, advanced connectivity, and cutting-edge audio enhancements.