There are two series of 23.8-inch all-in-one PCs with a narrow frame design, ASUS A3402WBAK and ASUS ZenAiO 24 M5401WYAK," totalling four models.

Both use a full HD panel with a wide viewing angle and broad colour gamut, with a viewing angle of 178 ° and a colour spectrum of sRGB 100%, and both support ASUS's exclusive "ASUS Splendid technology." Photos, games, and videos, for example, can be shown in colours that are both appropriate for the content and loyal to the primary colours.

"ASUS A3402WBAK" is an Intel UHD Graphics setup with a Core i3-1215U CPU. Memory is DDR4-3200 8GB, storage is 512GB SSD (PCI Express 3.0 x 2 connection), web camera has 920,000 pixels, network is gigabit LAN, IEEE802.11a/b/g/n/ac/ax wireless LAN, and Bluetooth is 5.1.

HDMI input x 1, HDMI output x 1, USB 3.2 Gen 1 Type-C x 1, USB 3.2 Gen 1 Type-A x 3, SDXC compliant card reader, microphone / headphone combo jack, and so on comprise the interface. The outward dimensions are 539mm wide, 165mm deep, and 423mm tall, and it weighs around 5.4kg. The operating system is Windows 11 Home, and there are two models available: "A3402WBAK-I31215LUO" with Microsoft Office Home and Business 2021 and "A3402WBAK-I31215LU" without it.

The "ASUS ZenAiO 24 M5401WYAK" series is an AMD Radeon Graphics configuration with Ryzen 7 5825U on the CPU. DDR4-3200 memory is 16GB, storage is 512GB SSD (PCI Express 3.0 x 2 connection) and 1TB HDD, web camera is 920,000 pixels, network is gigabit LAN, and wireless is IEEE802.11a/b/g/n/ac/ax. It has LAN and Bluetooth 5.1 support.

HDMI input x 1, HDMI output x 1, USB 3.2 Gen 1 Type-C x 1, USB 3.2 Gen 1 Type-A x 3, USB 2.0 x 2, and so forth. The external dimensions are 641 mm wide, 202 mm deep, and 453 mm tall, and it weighs approximately 7 kg. The operating system is Windows 11 Home, and there are two models available: "M5401WYAK-WA031WS" with Microsoft Office Home and Business 2021 and "M5401WYAK-WA009W" without it.