What is the maximum storage capacity of microSD cards for my Walkman?

Applicable Walkman series or models

• NW-A20 series
• NW-A3x series (e.g., NW-A35, NW-A36, etc.)
• NW-A4x series
• NW-A50 series
• NW-A100 series
• NW-A300 series
• NWZ-A10 series
• NW-ZX300
• NW-ZX507
• NW-ZX700 series
• NW-WM1A, NW-WM1Z
• NW-WM1AM2, NW-WM1ZM2

The maximum capacity storage is as follows:

• For microSD cards, the Walkman can support up to 128 GB.
• For microSDXC cards, the Walkman can support up to 1 TB.

All Sony microSD cards currently available on the market are confirmed to be compatible.
Sony cannot guarantee full compatibility with cards from other brands.