ASUS Launches Innovative VU Air Ionizer Air-Purifying Monitors for Enhanced User Well-being ASUS has unveiled its unique VU Air Ionizer series, a line of monitors designed to improve user well-being by integrating air purification technology. This new series features three models: the 23.8-inch VU249HFI-W, the 27-inch VU279HFI-W, and the 34-inch