I use this one https://www.amazon.com/dp/B0773ZY26F/ref=cm_sw_r_cp_apa_i_6uvADbKHKFAD2
5ms response time. Most people recommend 1ms, but this has been fine for me. I've made WS every season
I'd get a monitor with HDMI or preferably Display Port if your graphic Cards supports it. It's needed nowadays and can be found for $50 used to $100 starting new, like this: