In stock soon. Amazon has the BenQ EX2780Q HDRi FreeSync Premium 144Hz 2560x1440p 27" IPS Gaming Monitor with Metallic Base and Remote Control for $350 with free shipping. Same price at B&H Photo Video.
2560x1440 (2K QHD), 144Hz refresh rate, AMD FreeSync Premium, 1ms response time 2.1 Channel Speaker (5W Subwoofer), 95% DCI-P3 Color Space, HDMI 2.0, DisplayPort 1.4, USB Type-C
$350 retail: $500Report