●1 pair (1 active speaker + 1 passive speaker
●3.5mm/RCA for line audio input
●6.5mmXLR for Mic input
●3.5mm/RCA AUX output for extend amplifier
●Aluminum grille,tainless design 
● Two sets of Treble and Bass EQ adjustments are provided for Mic and Music inputs 
● Master Volume is allocated for power efficiency and noise reduction in smaller room settings. 
●Stereo and mono output adjustable