Portable PA Speaker with Bluetooth, USB port, SD memory card slot with a recording function. The front page consists of a large VU meters by red, yellow and green LED lights light up to the beat of the currently playing music. Ideal for indoor and outdoor sound system, for example. karaoke, street dance, to fitness centers etc. Including VHF wireless microphone and remote control. Subwoofer diameter of 20 cm (8"), and 120 W, Frequency range: 80 Hz - 18 kHz and the impedance of 4 ohms. Ports: 1x USB port, 1x card slot, 1 x 6.3 mm jack microphone input, 1 x 6.3 mm jack instrumental input, 1 x 3.5 mm AUX input. Dimensions: 25 x 46 x 27 cm, weight: 5.4 kg. Power supply: DC 15 V, 2 A (AC adapter included).