Mfr Part Number: kb-us9851sfeatures: stylish 108-key keyboard with patterned printergonomic and durable design for great comforttactile key switches with quick Response and reduced clicking noiseusb interface for easy installation and usagelanguage availability: spanishmaterial: abs+hipsinterface: USB/u+pbutton elasticity: 55 + 7gbutton durability: 500 million timesoperating voltage: 4. 5 5. 5Voperating current: 30 maworking temperature: 0 40 cstorage temperature: -10 45 ccable length: 3. 2mm x 1. 8Mcolor: blacksystem requirements: Windows 98/2000/me/XP/7/8/10/Vista, Mac osdimensions: 413. 0 x 163. 0 x 33. 0 mmWeight: 541. 0 g