Grumpy Old Geeks Products Acer CB241HYK monitor Product Acer CB241HYK monitor 2 mentions in 1 episode A 23.8-inch 4K monitor Jason says he bought for $338.19. Mentions 458: Fearsome Turtle Jul 25, 2020 53:41 I got the Acer CB241 HYK BMJ DPRX 23.8-inch IPS Ultra HD 4K 54:05 this is a 23.8-inch monitor. And it costs $338.19.