In order to let the everyone enjoy better music and entertainment time, BIGASUO has introduced this Portable Bluetooth Karaoke Machine. This is a great karaoke machine for adults and kids! The karaoke speaker not only has a retro and portable appearance design, but also has a professional wooden speaker structure, equipped with advanced and perfect sound quality. In addition, it also has a Bluetooth 5.0 system, PA system, reverb adjustment, colorful LED party lights, built-in 3600mAh high-performance rechargeable battery, and UHF wireless microphone. This wireless microphone has 5 voice changing effects, adding a different entertainment atmosphere to the party. What’s more interesting is that the TWS function of the karaoke machine, when equipped with two BGS217 devices, forms professional left and right stereo channels, presenting shocking 3D surround sound effects, bringing you an unprecedented auditory feast. Whether it's a family gathering or an outdoor party, BIGASUO Bluetooth Karaoke Machine is ideal for lighting up the passion for music!