5 Core powered loudspeaker that features a 15 active column with 2 Wireless Digital Microphone, Inbuilt FM, Bluetooth Facility. Bass, ECHO, Treble control function for Microphone Vocals, USB, SD Card, Aux & Microphone Inputs, Easy Access via Mobile, Laptop, I-Pad, Tablet etc., Low power consumption for long external battery life. Technical Specifications:- TYPE - XLR Electronically balanced discrete signal Power Source - AC: 220-240V 50/60Hz DC: 12V Inbuilt (Rechargeable) Power Output - 80W Max RMS - 100W Frequency Response - <10Hz-120KHz(-1dB) <10Hz-180KHz(-3dB) Tone Controls - BASS:- '??10db at 100Hz TREBLE:'??10db at 10kHz Signal to Noise ratio - 110dB/112dB Back Panel Controls & Features Provision for both AC and inbuilt DC 12V (Rechargeable) Battery Operation ensures continuity of program. MIC-1 to MIC-2 are provided with individual Volume Control. BASS, TREBLE & Echo controls provided for shaping tonal quality of music & speech as desired. MASTER control permits adjustment of overall volume of program inputs. Protection against wrong battery polarity-provided. Audio output & input provision Separate tone control provided for volume/treble/bass/echo/mic/guitar. Separate tone control provided for Mic Treble and Mic Bass. Inbuilt neodymium tweeter. Wireless hand microphone & head microphone Bluetooth module with recording feature. 1. VOLUME : Slide shortly to volume level+ & volume level-. 2. MODE : To select All Modes (AUX/ /mmC/Bluetooth). 3. PREVIOUS : Press shortly to select the previous song in /mmC mode. 4. PLAY/PAUSE : Press shortly to Play/Pause the song in /mmC mode. Press for 3 second to auto scanning in FM mode. 5. NEXT : Press shortly to select the next song in /mmC mode.