• MP3 player,USB, SD card slot
• FM radio receiver, voice recording
• 2pcs UHF (400-600MHz) high sensitive wireless microphones

​Digital power amplifier, can connect extra speaker
Power supply: AC110-240V
Built-in rechargeable battery 12V 4.5AH
Frequency response: 35-20000Hz
T.H.D: <1%
Input wired mic: -58dBV 600
Speaker: 8”woofer, horn tweeter
RMS power : 80W, peak 120W
Input jack: 2 wired mic jacks, line input jacks
Output jack: Power amplifier output
Weight: 6KG