The LG XBOOM LK72B is a powerful 40W, 2.1 channel speaker system that delivers deep bass sound and immersive audio experience. It features Bluetooth, USB, SD card, and FM radio capabilities, allowing for versatile connectivity options. The speaker system includes an amplifier and offers 2.1 channels with a total power output of 40W, including 10W x 2 for the front speakers and 20W for the sub-woofer. It has a built-in power amplifier for enhanced sound amplification and comes with a remote control for convenient operation. The LG XBOOM LK72B is designed for home theater usage and can be operated remotely, making it a great choice for those seeking an immersive audio experience. The speaker is available in black and red colors and comes with a 2-year warranty