What are the specifications of the storage on the Redmi Pad Pro?

The RAM is 6GB/8GB, and the RAM type is LPDDR4X. ROM is 128GB/256GB with UFS 2.2. The 6GB model supports expansion of 2/4/6GB and the 8GB model supports expansion of 4/6/8GB. It also supports Micro SD card expansion, which is up to 1.5TB.