Min Separation: 15.25 inches; Max Separation: Up to the wireless pairing range Distance between F & J Keys: Min: 7.25 inches; Max: Up to the wireless pairing range Width of each module: 7.5 inches Depth (front-to-back): 8 inches Height: Min 2.75 inches / Max 4 inches Weight: 3 lbs 4.5 oz USB C Charging Cables: Braided, 6 feet 3 inches Warranty: 3-year limited