■Product specifications
Number of Keys: 18
Key switch type: membrane.
Key pitch (approx.): 0.7 inches (19 mm)
Key Stroke (Approx.): 0.1 inches (3 mm)
Key endurance (approx): 5 million times
Interface: USB1.1
Power supply: USB bus power
Cable Length: 120cm
Size (approx.): 5.5 x 3.3 x 0.9 inches (140 x 85 x 2
Weight: Approx. 3.2 oz (92 g).