Philips SPK8401 RGB Blue Switch Gaming Mechanical Keyboard Feature Blue Switch Mechanical Alloy Panel RGB Lighting 20 Modes Specifications: Model: SPK8401 Panel Color: black Body Frame Material: ABS+ Aluminum alloy Key Mechanism: Blue Switch Mechanical Key Cap Type: Removable Key Cap Color: Black Keys Number: 104 Key Lifespan: 50 million times Operating Voltage: 5V±0.5V Operating Temperature: Connection Type: USB 2.0 Color Number: Mixed light Lighting Solution: 20 kind of light Ergonomic Design: Yes Connection Pathway: Wired Wire Length: 1.6m System Support: WIN8，WIN10,Window 7，Window Vista，Window XP Dimension: Product : Package: N.W. 660 ±5g G.W. 900g Carton N.W 7.4Kgs Carton G.W 8Kgs Carton N.O 10 pcs Carton Size 466*285*326mm