The Logitech Wave K350 Unifying Wireless Keyboard is an ergonomic keyboard designed for comfortable typing. This unit has NO DONGLE, this listing is for the keyboard only. All buttons function as should. This keyboard is in great condition. All keys are in great shape and do not stick, there is also no wear to any of the lettering or numbering on any of the keys. Both angle stands are in good working condition. Please feel free to ask any questions before purchasing.