Sony ZS-M30 Operating Instructions Manual page 33

The characters you can input using the remote
Numbers, letters and symbols are allocated to each number/character button on the remote.
Each time you press the button, the character changes in the display as shown in the following
table.
Buttons The characters allocated to each button
1
2ABC
3DEF
4GHI
5JKL
6MNO
7PQRS
8TUV
9WXYZ
0/10
>10
SYMBOL
GB
33