Geepas Rechargeable Bluetooth trolley speaker has a built-in amplifier that enables music streaming with your instruments. This built-in amplifier will bring you joy and satisfaction with your musical hobbies. Perfect for stage performances, crowd control, and public meeting events. A Party speaker with a boombox microphone has a colour flashing LED light that brings life to any occasion, ideal for late-night parties/gatherings when a colourful presence can be seen.This portable speaker comes with a built-in 7.4V 1800mAh rechargeable battery which will make it perfect to carry wherever you want to without the need for power input for long hours.It comes in a 12-inch size with a maximum output of 35,000 watts PMPO at 3 ohms to achieve impressive full-tone stereo sound reproduction and impressive bass reproduction. The Geepas wireless speaker is equipped with a USB flash drive(maximum 32GB capacity) and micro SD card reader so it can serve as an MP3 player, 3.5mm AUX input, and microphone input. Includes wireless microphone for karaoke at home. It\\\\\\\'s great for stage performances and crowd control. Thanks to the built-in battery and the retractable handle, it is fully portable so you can take it with you wherever you go.Other Specifications:-FM Scan Range: 87.5-108MHz,signal to Noise Ratio: >=85dB,Frequency Response: 100Hz-20Khz,Input: DC 5V\''