Invotel
Innovative telecommunications technology llc shoddy product and rude owner - do not buy this junk!
I bought this product sx8500 music-on-hold device for our office and even an extra flash card when the owner ("ray") told me that flash card did not hold as much recording time as advertised. A few months after installing, 2 of 4 (channels on the unit abruptly stopped working and the rude ...