https://www.lenovo.com/us/en/accessories-and-monitors/keyboards-and-mice/keyboard-and-mouse-combos/KB-MICE-BO-Mouse-and-KBD-Combo-USE/p/4X30H56796

Lenovo 4X30H56796, Professional Wireless Keyboard and Mouse Combo, Plug-and-Play, 2.4GHz Wireless, 3-Zone Keyboard, Dedicated Media Keys, Dedicated Full-Size Mouse, 1600dpi Laser Sensor, Connect with 1 USB Nano Receiver, 4-Way Scroll Wheel, 2 Years