Myanmar Extended-A

Block from U+AA60 to U+AA7F. This block was introduced in Unicode version 5.2 (2009). It contains 32 codepoints.

The Wikipedia provides the following information on block Myanmar Extended-A:

Myanmar Extended-A is a Unicode block containing Myanmar characters for writing the Khamti Shan and Aiton languages.

Chart at Unicode.org (PDF)
Block at Decode Unicode