... 200W 280W 380W 500W 680W 2, Has passed ISO,CCC,CE, Certifica We are manufacturer, professional power amplifier.1, 100W 150W 200W 280W ... outputs, 4--16Ω outputs. LED level indicator.2, 6 channel outputs, individal volume control for each channel.3, Chime& mute function4, Individual Volume ...