1. Material: iron
2. Signal-to-noise ratio: 85
3. Channel: 2.0
4. Rated voltage: DC 12V 24V/AC 110V 220V
5. Impedance: 4~8 ohms
6. Rated frequency: 50-60Hz
7. Interface type: screw terminal
8. Undistorted power RMS output: 100W
9. Power supply voltage: DC12V 24V/AC 110V 220V
10. Remote control power supply: button battery (included)
11. Insert U disk/TF card, radio function, AUX audio signal input should be provided
12. Two microphone inputs (both wired and wireless microphones are acceptable)
13. Remote control is more convenient
14. Deep bass, clear treble, and very good microphone reverberation effect
15. Dimensions: 23x15x6 cm