Acer.com has 21.5″ Aopen 22CX1Q Bi 1080p LCD Monitor (UM.WC1AA.001) for $74.99 – $15 w/ promo code PRES20 = $59.99. Shipping is free.Specs
Resolution: 1920×1080
Panel Type: TN
Response Time: 5ms
Refresh Rate: 60Hz
Contrast Ratio: 100 million:1
VESA Mount: 75×75
Inputs:
HDMI
VGA