Select Areas: 31.5" AOPEN 32S1U PRO 4K UHD Rollable Touch Smart Monitor $465.90 + Free Shipping

Amazon has 31.5" Acer AOpen 4K UHD LED Portable Monitor W/ Built-In Li-iOn Battery, Touchscreen, WiFi6 & 8M Camera for $465.91. Shipping is free. Product Description from Amazon: 4K HDR Touch Smart Device: Enjoy a 4K UHD screen with 10-point touch technology. This intuitive touch advantage can enhance your work efficiency and bring you into the advanced touch era.