using imac as monitor for macbook pro

Acer Nitro 31.5" Curved 1080p 180Hz FreeSync Premium Gaming Monitor: VA Panel, 1ms Response

ASUS ZenScreen 15.6" FHD Portable Monitor, IPS Panel, Ultra Thin, Kickstand Design (USB Type-C or A): Anti-Glare, USB-C Connection

LG Electronics 24GS50F 24" Full HD IPS 180 Hz Monitor: Wall Mountable, Gaming

Z-EDGE UG27H 27" 300Hz Curved Gaming Monitor, Full HD(1920x1080) 16.7 Million Display Colors, FreeSync, HDR10, Ultra-Slim Bezel, HDMI & DisplayPort

Z-EDGE 34" Ultrawide 165Hz Curved Gaming Monitor, 21:9 UWQHD(3440x1440), , FreeSync, PBP/PIP Mode

Refurbished Acer 15.6" Portable Monitor Full HD 1920x1080 60Hz Black - PM161Q - Manufacturer Refurbished

Refurbished Acer KB2 Essential Monitor 23.8" 1920x1080 120Hz 1ms - KB242Y G0BI - Manufacturer Refurbished

LG UltraGear 27" QHD IPS Gaming Monitor 240Hz 1ms, G-SYNC Compatible - 27GR83Q-B

Z-EDGE 32" 240Hz Curved Gaming Monitor, Full HD(1920x1080) FreeSync, HDMI + DisplayPort, Support VESA Mount

LG 27" UltraGear QHD 1440P 180Hz 1ms G-Sync Compatible IPS Gaming Monitor

AGEX AG34P 34" 240Hz 2K Ultrawide Curved Gaming LED Monitor, WQH D 3440x1440 HDMI(2.1) x2, DP(1.4) x2 HDR FreeSync PC Screen

LG 24U411A-B.AUSQ 24" IPS FHD (1920 x 1080) 120Hz HDR 10 Monitor with Slim Stand

LG 27" 4K UHD UltraFine HDR10 IPS Monitor with Borderless Design

Refurbished Acer Nitro 32" Class Gaming LCD Monitor 16:9 250 Nit 1 ms Speakers HDMI DisplayPort - Black - EDB323QU S3 - Manufacturer Refurbished

Refurbished Acer 21.5" Widescreen LED Monitor 1920x1080 100Hz 250Nit HDMI VGA - Manufacturer Refurbished

Z-EDGE 27" 1080P Full HD 1920 x 1080 280 Hz 1 ms Curved Gaming Monitor, HDMI x 2, DisplayPort x 2, FreeSync, Support VESA Mount

AGEX AG25S 24.5" 400Hz IPS LED GAMING MONITOR, 1080P 1ms HDR FreeSync 2xHDMI & DP Ports PC Screen

Z-EDGE UG27 27" 180Hz Curved Gaming Monitor, FHD(1920x1080) 1500R Curved Monitor FreeSync 178° Wide View Angle