2 Cheapest 27 inch 144hz gaming monitors: Acer ED273 and Acer KG271 for ESports
Acer KG271 Cbmidpx 27" Full HD 1920 x 1080 144Hz 1ms DVI HDMI DisplayPort AMD FreeSync Technology Built-in Speakers Backlit LED Gaming Monitor - Newegg.com
Amazon.com: Acer Gaming Monitor 27" KG271 Cbmidpx 1920 x 1080 144Hz tasa de actualización : Electrónica
Acer KG271 Full HD FreeSync 1ms Gaming Monitor Review - YouTube