The same has been noted for some other amps, in particular a couple of multi-channel amps of Outlaw and ATI.
Fairly often, third party manufacturers assemble and produce amplifiers that, for the most part, are almost identical in form factor and packaging. However, companies such as Outlaw and ATI have these manufacturers build their amps with differing design and technical specifications which will make each amp very similar, but unique onto its own... -TD