DELL KM7120W / Multi-Device Wireless / 580-AIWS Grey

Quick overview from the supplier:

Dell Premier Multi-Device Wireless Keyboard and Mouse - KM7120W - Russian (QWERTY), Dual mode RF 2.4 GHz and Bluetooth 5.0, Scroll wheel (programmable: left tilt, click, right tilt), 1600 dpi, 3-Year Advanced Exchange Service.