Refurbished: LG 27UD58-B Black 27" IPS ,4K UHD Free-Sync Gaming Monitor, 3840 x 2160 (4K), With On-Screen Control , Game Model and Black Stabilizer , 178/178 Viewing Angle with Arcline design - Newegg.com
LG 27UD58-B Review – An Affordably Priced 4K Gaming Monitor
LG 27UD58-B 27-Inch 4K UHD IPS Monitor Review: 4K Resolution for Gamers that Won't Break the Bank
Amazon.com: LG 27UD58-B 27-Inch 4K UHD IPS Monitor with FreeSync : Electronics