The USB-A ports output 12 watts, and the USB-C ports can output 67 watts. So I only recommend using it with a mechanical keyboard or another taller keyboard for the best experience. Nuphy Halo75 V2 for $150: Even if you have the iMac, which comes with Apple's Magic Keyboard, you can always upgrade to a third-party option, like a mechanical keyboard. Logitech MX Mechanical Mini for Mac for $104: This is the Mac version of Logitech's MX keyboard. It's great if you have a multi-monitor setup at your desk, with the ability to also connect it to a keyboard, mouse, and headphones.