It’s a large-format programmable mechanical keyboard (often with macro keys, multimedia keys, and programmable layers). The “179-key” version is less common — most similar models have 104–132 keys. Yours may be a generic programmable keyboard sold under the DOSPRN brand.
Technically, for DOSPRN. The software is distributed as shareware . This means: dosprn 179 key free best
: During the trial, the software will show a registration reminder every time you print. The standard evaluation license typically allows for the printing of up to 100 documents. Risks of "Free Key" Downloads dosprn 179 key free best
: An enhanced version of the original DOSBox that features advanced printing support and better integration for business applications. Printfil (Trial) dosprn 179 key free best