Sound first. While 8K and other compelling video/gaming features make the HDMI headlines, AudioQuest’s 48 and eARC-Priority Series HDMI cables are our best-sounding HDMI cables yet.The greater precision and tighter manufacturing tolerances required to deliver HDMI cables that transfer up to 48Gbps bandwidth mean all of AudioQuest’s tried-and-true ingredients and techniques matter every bit as much as ever before.Pearl 48 features high-purity long-rain copper conductors that have been direction-controlled for the most efficient dissipation of radio-frequency noise.