DUAL 38.10 cm (15") WOOFER & MAGNET TWEETER, 200 WATTS RMS OUTPUT , TOP  PANEL CONTROL , RECHARGEABLE BATTERY, WITH ECHO / DELAY /  CONTROLS FOR KARAOKE SINGING,MICROPHONE  RECORDING,  GUITAR INPUT WITH CONTROL AND 2 PCS WIRED MICROPHONE INPUT , TWS PAIRING, RCA INPUT / OUTPUT, REMOTE CONTROL.