First Wi-Fi 6E enabled 8K TV MediaTek and Samsung have introduced the worldâs first 8K QLED TV â the Samsung 8K QLED Y21 â powered by MediaTekâs MT7921AU delivering enhanced levels of connectivity.. The MT7921AU is able to support Wi-Fi 6E and Bluetooth 5.2 from a single, highly integrated platform. With 1.2 Gbps speeds, consumers will see smoother streaming and gaming for uninterrupted entertainment. Wi-Fi 6E has been designed to make use of uncongested bandwidth in the 6GHz spectrum and offers numerous advantages over previous Wi-Fi generations, such as significantly faster multi-gigabit data throughput, lower latencies and the latest security and connection reliability features.