This portable desktop phone holder is compatible with all mobile phones and e-readers. It is a nice desktop accessory. Adjustable angle and height to help you find the right angle. The height can be adjusted from 4.95 to 6.43 inches, the angle of the top bracket can be adjusted from 0-120° and the support bar can be adjusted from 0-90°. The phone mount is easy to carry in a backpack or pocket. It can be used for video conferencing, online classes and watching videos.