The SZC-2001, SZC-2001M and SZC-2001W are the software licenses for HD CUTOUT Software with the BPU-4000 or BPU-4500 series (including BPU-4500A) Baseband Processor Units. Installing SZC-2001, SZC-2001M and SZC-2001W on the BPU-4000 or BPU-4500 series (including BPU-4500A) allows you to cut an HD signal out of a 4K image. The licenses give you a high level of flexibility to purchase the equipment you want, when you want to, with the confidence that your baseband processor unit is future-proofed for changing demands.