Product Model/Name: NK1800 Wired Keyboard Product Positioning: Entry Level Key type: Membrane Key lifetime: 10 million times Spill-resistant design: Yes Backlit: No Product dimension(L*W*H mm): 448.2*170.2*28.5 Design highlights: Full-size palm rest,for better tyeing experience Laser carved keycap,make it wearable, durable and long lifetime. Advantage / Recommended: The main sales keyboard, has good tyeing experience ,spill-resistant, multimedia shortcuts, It is ideal for most users.