Go see Martin Tétreault in solo and duet with Mike Hansen during the espaceSONO:: audio.lab event presented by Upgrade! Montréal. The performance will take place on Friday September 14, 2007 at SAT in Montréal. Moreover, from September 10 to 23 {nbio:tetreault_ma} will be in artist in residence at SAT. This residence will conclude with a public performance on September 23.