I also use one of these and it's great , along with an Ultradyne pro which i use all the time.
Behringer are no worse for backward engineering a product or using ready distributed board designs than any other company. Look at the turbo charger , haw many companies copied the original design of that ? look at home audio equipment, low end panasonic gear is relabelled and sold under rca , genexxa , technics etc etc .
Chrysler relabelled the Mitsubishi 3000GT as a dodge stealth , they also labelled a Mercedes vehice as the crossfire.
Pontiac took the toyota Matrix and labelled it the pontiac vibe.
Nvidia make a Geforce card , suddenly Asus , MSI , BFG all have a Geforce card , and they almost all have the same reference board design.
I mean holy shit who invented the potato chip ? suddenly tons of other companies sell potato chips
Its very common business practice , its the way the world is and not something to get bent out of shape about. It's what happens when something that sells well emerges and another business takes advantage of it.
Its called "the bandwagon"