Behringer Ultra-DI Pro DI800 Professional Mains/Phantom Powered 8-Channel DI-Box Professional and multi-purpose 8-channel direct injection box for stage and studio applications Provides impedance and signal matching for the direct connection of instruments to mixers and amplifiers Ultra-flat frequency response due to servo-balanced operation Optional mains or phantom-powered operation Allows direct connection to speaker outputs with up to 3,000 Watts