Model Name: Lenovo Flat Panel Monitor L27i-4A ☑️ Recommended Points ✨ Slim design blends seamlessly with your desktop. Built-in 3W stereo speakers. ✨ Features "Natural Low Blue Light" technology, which is gentle on the eyes. ✨ This monitor offers a fast display speed and excellent vivid colors. ☑️ Specifications Monitor Size: 27 inches Brightness: 300 cd/㎡ Refresh Rate: 100Hz Aspect Ratio: 16:9 Built-in Speakers: 3W Stereo Speakers Resolution: 1920x1080 Response Time: 1ms Output Terminals: HDMI x 2, VGA x 1, Audio Output x 1 Design: Slim design, tilt function, and easy setup with a stand that includes a mobile phone holder ☑️ [Contents] ・Monitor ・AC Cable ・HDMI Cable Included ・Included Documents ・Warranty ☑️ For product details, please visit the official website: https://www.lenovo.com/jp/ja/p/accessories-and-software/monitors/home/67bekac1jp Operation Check: I turned it on only once to check with a new computer, and the picture and sound were fine.