Power on and remote control operation are OK. However, I haven't been able to confirm the sound because I don't have the environment to do so. Please refrain from returns for reasons other than power on and remote control operation. 【High-Quality Sound Reproduction】 DENON AV amplifiers support audio formats such as DTS and Dolby Digital, allowing you to enjoy movies and music in high quality. 【Versatile Connectivity】 Equipped with HDMI ports, it can connect to various devices. Connecting to TVs and game consoles is also easy. 【Stylish Design】 The silver exterior matches any interior and is visually appealing. - Brand: DENON - Model: AV Amplifier - HDMI Ports: Yes - Audio Formats: DTS, Dolby Digital - Color: Silver Used item, so there may be minor scratches, scuffs, and dirt. Please refrain from purchasing if you are sensitive to these issues. Included Accessories Remote control Power cable