Brother is a rock steady laser printer. If you add a scanner that full fills your need you'll have a good setup.
That Kyocera model is becoming the default xerox machine is even villages. And at your volume will only need preventive maintenance. Toner lasts 6-10k copies.
If you get that you're good for next 5-10yrs. Scanner is duplex scanner. Has an app. And also suppoers LAN (no wifi)