Warranty: 1 Year Features: 103 standard keyboard keys Plug and play USB 2.0 interface Multimedia keys for quick control 1.5m cable length Up to 5 million keystrokes lifespan Switch type: Membrane Operating voltage: 4.40–5.25 VDC Compatible with Windows Vista, 7, 8, 8.1, 10 Dimensions: 43.5 × 2 × 14 cm Weight: 0.38 kg Technical Specifications: Keys: 103 Interface: USB 2.0 Switch Type: Membrane Voltage: 4.40–5.25 VDC Compatibility: Windows OS