ABT -1938 USB/MMC Portable Speaker System with 2 VHF microphones

-15″ PA PORTABLE SPEAKER SYSTEM
-MAX.POWER: 800W
-SENSITIVITY: 101dB
-FREQ.RANGE: 40Hz-20KHz
-BUILT IN AMP. POWER: 100W (MAX)
-BUILT IN USB MP3 PLAYER
-BUILT IN FM / REC/ BLUETOOTH
-2 × VHF microphones
-TREBLE&BASS CONTROL
-MIC. ECHO&VOL. CONTROL
-MUSIC VOLUME CONTROL
-MICROPHONE, LINE, INPUT