Support Secure Digital TM v 3.0 UHS I (Ultra High Speed): SDR12/SDR25/SDR50/DDR50/SDR104. Support Secure Digital TM v 4.0 UHS II: Full Duplex Mode and Half Duplex Mode. Product usage: it can convert the 4G network card slot that is not used in the notebook into an SD interface, this product is for transfer.
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