Increase comfort & productivity by placing your keyboard & mouse at a proper level. This keyboard has an easy adjust arm which allows height adjustment to 4" above & 6" below mounting surface just by tilting the platform. Tilt is adjusted by dialing tilt knob to desired angle. Sturdy platform has proprietary lateral adjustments for getting the keyboard exactly where you want it. Articulating mousing platform adjusts in all directions, tilts forward & back, & can be mounted on the right or left side of the keyboard platform. Includes leatherette gel wrist rest with antimicrobial product protection for keyboard & mouse & Precise Mouse Pad. Workstation Type: 90 Corner; Curved; Diagonal; Straight; Sit-to-Stand Option: No; Weight Capacity: 70 lb; Height (+/- Desktop): +4" Above to -6" Below.