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Thought I would list this as its not a bad price for a 27" TN screen, 1ms, 350 cd/m2, 155Hz, Freesync plus QHD monitor with 2xHDMI and 1 DP input. Note you need a DP cable to get to 155hz otherwise the HDMI supplied will get to 144hz
Dell S2719DGF 144Hz Gaming Monitor Review - RTINGS.com