On Sale Add to Cart Quick view NST NST Audio D48X Matrix Digital Signal Processor MSRP: $4,995.00 Now: $3,800.00 Was: $4,995.00 NST Audio D48X gives you the flexibility you need to integrate into your system. (ships from Authorized dealer with warranty) 4 inputs and 8 outputs are switchable in channel pairs between... MSRP: $4,995.00 Now: $3,800.00 Was: $4,995.00 Add to Cart Quick view