JoeCo BBR1MP-MAD - MADI Option Card for BBR1-MP BlackBox RecorderA user installable card adding 24 channels of MADI I O to the BLACKBOX BBR1MP. This option card provides a digital output to a console, or another recording device, for realtime monitoring or backup of the mic preamp signals, or replay of pre recorded tracks. It can also act as a 24 channel MADI input when the mic preamp functionality is not required. It additionally provides the facility to combine the outputs of two BBR1MP units into a single MADI