Block from U+A6A0 to U+A6FF. This block was introduced in Unicode version 5.2 (2009). It contains 88 codepoints.
The Wikipedia provides the following information on block Bamum:
Bamum is a Unicode block containing the characters of stage-G Bamum script, used for modern writing of the Bamum language of western Cameroon. Characters for writing earlier orthographies (stages A–F) are contained in a Bamum Supplement block.