The KB535 EQ Rechargeable Multi-Device Keyboard supports seamless wireless switching between up to four devices via three Bluetooth® 5.4 connections and one 2.4GHz USB receiver. Quiet, responsive scissor-switch keys deliver a premium typing experience, while three LED indicators for Num Lock, Caps Lock, Scroll Lock and Battery Life keep you informed. Customize workflows with 16 programmable keys, a Copilot key*, and Function Lock. The full-size layout includes a number pad for efficient data entry. Rechargeable 500mAh battery lasts up to 3 months**. The plastic in this keyboard is made with 43% post-consumer recycled (PCR) content*** and it is shipped in FSC® certified packaging. Supported by optional Kensington Konnect™ software for customization features. *Windows only. **Battery life may vary based on usage. ***Excludes PCB assembly, rechargeable battery, 2.4Ghz dongle, and charging cable