The mounting plate is height adjustable from 800 mm to 1500 mm to provide the optical viewing angle. Spacious media shelf provides a durable and stable surface for your laptop, gaming console, or other AV equipment (capable of supporting up to 10kg). The tray features 6 levels of height adjustments to fit your preference, each height can be adjusted by 6 cm/ 2.36 in. The mounting bracket fits VESA size from 50x50mm to 400x400mm, If your TV screen is less than 450 mm in height, the TV mounting arms will protrude from behind the TV. The mounting bracket can be tilted up and down by 15 degrees for your best watching experience.