The package included one TF-TF extender and one TF-SD extender.; Support UHS-I (full speed Up to 104MB/Sec) (High speed 52MB/Sec); Support UHS-II UHS-III (full speed Up To 321MB/Sec );
Application: GPS, ROCK Pi 4 raspberry Pi SCM development board,; Machine equipment and other needs to extend the SD card to the use UHS-II Extender Adapter.