Dell™ KB212-B USB 104 Quiet Key Keyboard The Dell™ KB212-B USB 104 Quiet Key Keyboard is designed ergonomically to maximize your comfort and productivity with sturdy and robust quiet key design for everyday business and personal usage. This keyboard features a standard set of 104 keys and its durability has been constructed for a long life span of repetitive use. Features: Acoustic - Quiet and good tactile feel Ergonomic - Adjustable tilt Sturdy - No rocking of keyboard during normal use Stable - 6 rubber pads to avoid sliding during normal usage