MODEL MA611G MA811G MA1211G MA1611G CHANNEL 6MONO MONO MONO MONO CHANNELEQ 3BAND 3BAND 3BAND 3BAND GRAPHICEQ(MAIN) 2×7BAND 2×7BAND 2×7BAND 2×7BAND PHANTOMPOWER 48V 48V 48V 48V POWEROUT 2×250W 4OHM 2×300W 4OHM 2×350W 4OHM 2×350W 4OHM EFFECT YES YES YES YES DIMENSION(H.W.D) 460×450×160 525×450×160 657×450×160 789×450×160 SPECIFICATIONS: Ultra-low noise 6/8 12 channel, digital effect mixer Ultra-musical 3-band EQ on all channels and 2x7 band EQ on all master output 16 level delay of the effect system inside Power voltage: 115V or 230V