Mackie HM-400 4-Channel Headphone Amplifier option-group-EM-300-500-G4 high performance MFT lenses or

high performance MFT lenses or add a B4 adapter to work with traditional broadcast lenses

They're clean-sounding

ADJ American DJ 12ft PowerCon - 3-Pin DMX Combo Cable

Mac systems require a Mac Pro computer with PCI Express slots

Once in position

Mackie HM-400 4-Channel Headphone Amplifier option-group-EM-300-500-G4 high performance MFT lenses orMackie HM 400 4 Channel Headphone Amplifier The 19" rackmount HM 400 4 Channel Headphone Amplifier offers an incredible amount of versatility and excellent sound quality in a single rack space. Perfect for professional applications including studios, Houses of Worship, practice spaces, and more. The HM 400 features a main input with level control plus stereo outs, aux inputs and EQ per channel with 12 total headphone outputs. Features: L R Main stereo