for sale allen & heath gl4 in very good condition (used in theather) 32 mono, 8 sub, 10 aux, 11*2 matrix, eq 4 bands full sweep sweepable low cut, 12 bargraphs, mute automation (controlable from the board or via midi) ideal for live application foh and/or monitor sold with flight case and external psu price 5500e contact : +33 663 020 479