Lenovo 4Y41R64540 keyboard Home/Office RF Wireless + Bluetooth US English Black

<b>Battery</b> Battery capacity: 420 mAh Battery technology: Lithium Polymer (LiPo) <b>Design</b> Island-style keyboard: Yes Product colour: Black Adjustable keyboard height: Yes Backlight: No LED indicators: Yes <b>Features</b> Cable length: 1 m Detachable cable: Yes <b>Keyboard</b> Pointing device: No Keyboard number of keys: 104 Keyboard key switch: Scissor key switch Connectivity technology: Wireless Keyboard language: US English Keyboard keys operating life: 10 million characters Programmable hot keys: Yes Recommended usage: Home/Office Key pitch: 1.91 cm Keyboard form factor: Full-size (100%) Numeric keypad: Yes Security algorithms: 128-bit AES Hot keys: Yes Bluetooth version: 5.1 Bluetooth Low Energy (BLE): Yes Certification: CE CB BQB TUV Mark cTUVus FCC IC IDA WPC BIS SIRIM NTA SDOCo SDPPI NTC MIC AITI RCM NCC BSMI MSIP VCCI JRF SRRC ANRCETI ICASA MINCOM STA MoC UkrSEPRO ACI FAC TRA NTRA TRC MOC ICT INACOM NCC ANRT CERT CNC/AFTIC ANATEL SUBTEL IFETEL TUV NOM Frequency band: 2.4 GHz Device interface: RF Wireless + Bluetooth <b>Mouse</b> Mouse included: No <b>Operational conditions</b> Operating temperature (T-T): 0 - 40 °C Operating relative humidity (H-H): 20 - 95% <b>Packaging content</b> Wireless receiver interface: USB Type-A AC adapter included: No Number of products included: 1 pc(s) Warranty card: Yes Receiver included: Yes <b>Packaging data</b> Package width: 495 mm Package depth: 129 mm Package weight: 795 g Package height: 42 mm Bundled software: Lenovo Go Central Package type: Box <b>Power</b> Power source type: Battery USB Type-C charging port: Yes Battery recharge time: 2 h Keyboard battery type: Built-in battery <b>System requirements</b> Mac operating systems supported: Yes Linux operating systems supported: Yes Windows operating systems supported: Yes <b>Weight & dimensions</b> Keyboard dimensions (WxDxH): 437.4 x 128.8 x 14.8 mm Keyboard weight: 586 g