RAISE, TILT, SWIVEL & ROTATE monitors to the optimal height and viewing angle for you! This ergonomic LCD monitor arm is easily adjustable in almost every way possible to optimize your posture. SINGLE MONITOR ARM WITH 2 USB PORTS: This ergonomic single monitor mount has 2 USB ports. This single computer monitor arm conveniently charges and connects accessories to your computer. SINGLE MONITOR ARM COMPATIBLE W/ MOST COMPUTER MONITORS: universal mount connection & adjustable tension knob holds most monitors under 14lbs. SIMPLE DESKTOP MOUNT: The adjustable, ergonomic single monitor arm quickly mounts to the back of your desk with a c-clamp or grommet clamp (up to 3.25 thick). Installation is fast, easy & simple. OPTIMIZE WORKPLACE ERGONOMICS: use this adjustable LCD computer monitor arm to improve your seated and standing posture. Elevates monitors off your desk to better organize & de-clutter your workspace