Monopricehas the Monoprice CrystalPro 28" 4K Ultra HD 1ms LED LCDMonitor for a low $399.99 Free Shipping. Tax in CA. This is normally $799.22, so you are saving 49% off the list price. This is one of the lowest priced 28" 4K monitors we have posted. Tom's Hardware2015 Editor's Recommended Award noting "Good contrast, excellent color accuracy, super-sharp image, excellent build quality, low price". They consider this one of the best budget 4K 28" TN panel monitors available. 28" 3840x2160 TN panel, anti-glare surface treatment Fast 1ms response time & 60Hz refresh rate @ 4k, 1000:1cr,350nits 2x speakers (2-watts per channel), 3.5mm TRS audio inputjack 2x HDMI/MHL, 1x Dual-link DVI-D, 2x DisplayPort inputs Stand allows adjustment in 4 dimensions - height, tilt, swivel, and rotating For 60Hz refresh rate, you need 2xDisplayPort 1.2 cables(not included)