Lenovo 4X30H56874 keyboard Universal RF Wireless QWERTY US English Black

Security algorithms: 128-bit AES | Receiver type: Nano receiver | Ergonomic design: No | Windows keys: Yes | Keyboard dimensions (WxDxH): 164 x 450 x 20 mm | Operating relative humidity (H-H): 20 - 95% | Full-size keyboard: Yes | Numeric keypad: Yes | Fingerprint reader: No | Keyboard style: Straight | Product colour: Black | Protection features: Splash proof | Keyboard weight: 700 g | Mouse included: No | Pointing device: No | Battery LED indicator: Yes | Plug and Play: Yes | Surface coloration: Monochromatic | Keyboard layout: QWERTY | Harmonized System (HS) code: 84716060 | Purpose: Universal | Keyboard form factor: Full-size (100%) | Power source type: Battery | Windows operating systems supported: Yes | Connectivity technology: Wireless | Frequency band: 2.4 GHz | Device interface: RF Wireless | Recommended usage: Universal | USB hub: No | Operating temperature (T-T): 0 - 40 °C | Keyboard language: US English