ProFire Lightbridge - 34-in/36-out FireWire Lightpipe Interface! The ProFire Lightbridge interfaces up to four Lightpipe devices with a PC or Mac via FireWire--perfect for integrating digital mixers AD/DA converters and/or ADATs with most popular DAW software. The unit is capable of 32 channels of Lightpipe I/O two channels of S/PDIF I/O and two-channel analog output for a total of 34 x 36 concurrent channels at 44.1 or 48kHz sample rates. (It also supports 16-channel Lightpipe operation at 88.2 and 96kHz sample rates via the S/MUX protocol.) The ProFire Lightbridge can output word clock as a master or slave to external sync on any input and MIDI I/O also accommodates MIDI Time Code and MIDI Machine Control. Independent volume controls are provided for the 1/4" balanced outputs and front panel 1/4" headphone jack.