1)DJ DUAL CD player 2) support MP3,ID3 function 3) Power 115-230v ... function 5) Frequency 20-20KHz+/-2db DJ DUAL CD player *MP3, cd,cd-r,cd-rw;*Covenient and easiest operetions of track select*shockproof ... /N: 88db*Frequency: 20-20KHz+/-2db*Output: 2Vrms Dual DJ CD PLAYER CDJ-530