I have a 22" Dell LED monitor that I'm no longer using. Model number is P2219H. You can connect several of these monitors together in order to have a multi-display system.
It is an excellent monitor and in like-new condition.
Specs are:
1920 x 1080 resolution
60 Hz refresh rate
3 USB ports
ComfortView (reduces harmful blue light emissions)
Anti-glare coating
Height, pivot, swivel, tilt adjustment
HDMI, DisplayPort, VGA, USB Upstream Port, USB Downstream Ports
Dimensions: 19.19" x 6.54" x 18.58"
Power cable is included. DisplayPort cable is included. USB cable is included (for USB ports on side of monitor).