We see power labels on karaoke speakers up to 1000w. I hope you know this is absurd. We offer a really powerful and quality 15 "karaoke speaker with very good input panel capabilities. Class A / B amplifier with 60W RMS and 100w MAX power boost. The main speaker is designed for great efficiency, which is essential for maximum audio output For high frequencies a 1 "dynamic driver is mounted. The frequency range is good from 60-16kHz with unevenness +/- 3dB, and SPL 1w1m 98dB and MAX SPL 118dB. The product is equipped with 2 pcs. radio microphones, USB, SD, BLUETOOTH and FM radio player, echo effect, talkover, 5 channel equalizer. The built-in battery is 7 A / H 12v with aftatics.