Does it have built-in wifi?

Yes, it has built-in Wi-Fi with 802.11ac Wireless LAN.

Questions & Answers: Refurbished: Dell Optiplex 3060 Micro Form Factor Desktop, Intel Hexa-Core i5 8500T 2.1Ghz, 8GB DDR4, 256GB SSD Hard Drive, Wi-Fi, HDMI, Windows 10 Pro

Take a tax holiday. Take advantage of limited-time, tax-free savings on select products in certain states. Learn More>

double click image to zoom in

Dell Optiplex 3060 Micro Form Factor Desktop, Intel Hexa-Core i5 8500T 2.1Ghz, 8GB DDR4, 256GB SSD Hard Drive, Wi-Fi, HDMI, Windows 10 Pro