The ThinkPad and ThinkCentre high-quality keyboard tradition continues with this general purpose USB keyboard. The Preferred Pro II USB Keyboard is very similar to those that come as standard with ThinkCentre desktop systems. It is also compatible with USB enabled ThinkStation and ThinkPad notebook systems and docks. Design: - Adjustable keyboard height: Yes - Backlight: No - Ergonomic design: Yes - Keyboard style: Straight - LED indicators: Yes - Product colour: Black - Surface coloration: Monochromatic - Wrist rest: Yes Headset: - Headset included: No Keyboard: - Certification: ANZ-RCM;/Canada-IC;/CB/CU-EAC;/EU-CE;/JP-VCCI;/Korea-KCC;/Morocco-CM;/Taiwan-BSMI;/US-FCC - Connectivity technology: Wired - Device interface: USB - Keyboard form factor: Full-size (100%) - Keyboard language: Polish - Keyboard layout: QWERTY - Numeric keypad: Yes - Pointing device: No - Recommended usage: Universal - Windows keys: Yes Mouse: - Mouse included: No Operational conditions: - Operating relative humidity (H-H): 8 - 80 - Operating temperature (T-T): 10 - 40 - Storage relative humidity (H-H): 5 - 90 - Storage temperature (T-T): -40 - 60 Packaging content: - Number of products included: 1 Power: - Power consumption: 100 - Power source type: USB System requirements: - Windows operating systems supported: Yes Vendor information: - Brand Name: Lenovo - Warranty: 6 Weight & dimensions: - Keyboard dimensions (WxDxH): 453.3 x 168.8 x 34.16 - Keyboard weight: 850 - Product.Details.Specifications.Level1: Server, Computer & Printer Parts - Product.Details.Specifications.Level2: Servers & Computers - Product.Details.Specifications.Level3: Mice & Keyboards - Product.Details.Specifications.Level4: Keyboards