http://www.edesignaudio.com/edv2/product_info.php?products_id=601
# Specifications:
# Absolute minimum speaker impedance: 4ohm
# Power output (RMS): 300W @ 4ohm, 200W @ 8ohm
# THD: Less than 0.05%
# S/N ratio: Greater than 85dB
# Power requirements: 120VAC, 60/50Hz
# Overall dimensions 11-1/4" (H) x 9-7/8" (W) x 5-1/2" (D)
# Required opening: 10-3/8" (H) x 9" (W)
this should benefit all you DIY guys