1. Input signal distributor;

2. Equipped with 12 XLR inputs and DC48V (dip switch setting), gain adjustment (built-in potentiometer control), and a series of input circuits similar to DSS;  

3. Support 3 sets of 36 XLR allocation signal outputs;

4. Equipped with dual AC inputs: primary/backup power supply;

5. Equipped with XLR layout for back input/output, potentiometer and DC48V control on the front panel;

6. Size: 19 inches wide, height: 4U;

7. Capable of real-time synchronous allocation of primary/backup signal switching;