... -key shuttle1.Analog Input_A, offering XLR and TRS plugs, shunt-wound.2. Analog Output_A, offering XLR and TRS plugs, shunt ... -wound.3. Analog Input_B, offering XLR and TRS plugs, shunt-wound.4. Analog Output_B, offering XLR ... and TRS plugs, shunt-wound.5. Communication interface6. AC 220V Power Input Interface Power3-core ...