Klark Teknik DN32-Madi, Expansion Card for MIDAS M32 and Behringer X32, Up to 32 bidirectional channels at 48 kHz sampler rate, Transmission up to 500 m via fibre optic cable and 100 m via coaxial copper cable, Optical transmission to SC duplex connector, Copper transmission to 75 Ohm coaxial cable with BNC sockets, Dual redundant operation with failover from optical to copper connections, MADI Clock Master or MADI Clock Slave, 32 Inputs and outputs (1-32, 33-64) can be selected from 64 MADI channels