Features:Works with keyboard/Piano utilizing a sustain pedal.With 1/4 Inch 6.35mm right Angle plug connector.Non-slip rubber feet on bottom.Hidden type switch design.Ergonomic mechanical design.Specification: Plug: 1/4 Inch Item Size: 12 * 10 * 2cm / 4.7 * 3.9 * 0.7inItem Weight: 160g /5.6ozPackage Size: 17 * 11 * 3cm / 6.7 * 4.3 * 2.9inPackage Weight: 193g / 6.8ozPackage List:1 * Sustain Pedal