The NVS-90230251MA is 1.5U Mini Digital Mixer Amplifier with inbuilt USB/FM and Bluetooth. Both 70V/100V and 4-16 Ω speaker outputs are available. The product has one AUX output and two AUX inputs. It also has two MIC inputs. The MIC1 is 6.3mm jack in front panel and MIC2 is XLR port in rear panel. It has separate volume control for each MIC and Aux input, also have Bass and Treble control.

• Built-in Bluetooth, radio and USB function
• 2 MIC IN, 2 EMC IN, 1 EMC OUT, 2 LINE IN, 1 LINE OUT
• Support IR remote control
• Priority function is EMC/MIC1>AUX1/AUX2/MIC2
• Master volume control
• Individual volume control of MIC & LINE, as well as treble and bass volume control
• 70V/100V constant voltage output, 4Ω~16Ω constant resistance output.