the t.racks Achat DSP 24, Digital Speaker Management System, 2 In 4 Out 24 Bit DSP's, Frequency range 20 - 20.000 Hz, USB and RS 485 S Ports, XLR Input2/Oututs, 19" 1 HE
the t.racks DSP 4x4 Mini, ultra compact 4-channel DSP, inputs 4x 6.3 mm jack (balanced), ouputs 4x 6.3 mm jack (balanced), USB port for setup and programming, external power supply 12 V DC (positive on inside Contact),...