Height Adjustable Articulating Single swivel computer monitor Arm Desk top Mount stand workstation gas Spring Arm Quick Release Samsung/Dell/Asus/Acer/HP/AOC LED/LCD/PDP (with Speaker) 1. Vesa: 75X75mm, 100X100mm. Weight capacity: 11lbs 2. Aircraft-grade aluminum arm features a stylish anti-scratch injection mold plastic surface 3. Tilt angle: -85-15. Swivel angle: 360 rotation 4. Front loading USB port connects to your computer for easy loading of USB devices 5. Speaker on mount base provides external sound from computer via audio input in back