Dualmonitor arm in two sections offers versatile positioning and useful features Swivel and tilt adjustment maximize viewing flexibility Arm swivels 360 degrees from side to side while the monitor mounting plate swivels 180 degrees Face of the mounting plates rotates 360 degrees Mounting plate is 75mm x 75mm and 100mm x 100mm VESAcompatible You can also tilt your monitors from negative 45 degrees to positive 90 degrees for multiple monitor viewing angles Monitor arm is heightadjustable to easily improve eye level and posture for optimal comfort Builtin spring gauge can be adjusted to suit various monitor weights The 20 USB port and audio port in the bottom of the arm are convenient for supporting data transfer, charging and sound inputoutput Pearshaped VESA slot makes monitor installation much easier with a onestep slidein Mount through your desk grommet so no need to crawl under your desk to install Builtin cable management allows an organized and neat work space