UPERFECT GR14BU portable monitor review: A 120 Hz 3K OLED touch display at a killer priceT2Covered by 1 source · first reported by Tom's Hardware at 05 Nov, 15:00 UTCWith a 3K OLED panel and a 120 Hz refresh rate, the GR14BU comes out swinging.hardwareSourcesT2UPERFECT GR14BU portable monitor review: A 120 Hz 3K OLED touch display at a killer priceTom's Hardware05 Nov, 15:00