I use them for 6 months. I have gained because cheap, no welding, easy to configure.
NB What is silly is that they have espces Y trs that could serve for inserts (when the table is inserted on a stereo jack (tip / send, ring / return). But there are cuts. So After you install my modules for my 42 insertions 42, I had more that 42 modules and uninstall my DMER me otherwise .... I had to before other patch, weld, they resented the test of time. I fear the same thing for them, but this price ...
The "case" is poorly done and poorly trs Designed, but hey, that price ...