There is more than one band with the name Bruna.

Spanish Bruna
from the Softstar Records website: 'barcelona musician bruna fuses melodic synth and crackling electronic percussion with found and field recorded samples to create a unique sound that is as beautifully textural as it is precise and energetic. truly contemporary music with feeling and pop savvy!'

http://www.myspace.com/brunasounds

Australian Bruna
Band from Melbourne with members of Ninetynine and Hand Hell that played during the 90's with some independent releases. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.