Description NM Card Compatible: HUAWEI Mate 20 HUAWEI Mate 20 X HUAWEI Mate 20 Pro Storeage Capacity: 32GB; 64GB; 128GB Features: -Nano Memory Cards are identical in size & shape to Nano SIM card -Reading Speed at 90MB/s, Writing Speed at 70MB/s -NM Cards occupy the 2nd Nano-Sim slot, so can use 2 SIM & 1 NM -Ultra Compact.
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