Mega Karaoke DJ Center sells professional karaoke equipment that is durable and long lasting. We have manufacturer’s warranty on all the products we sell. There is a wide selection of karaoke mixers with amplifiers with Bluetooth capability and Optical Input in our inventory. So, if you’re looking for ways to enhance your karaoke experience, we have the best options for you. Check out our online store of various types of karaoke mixing amplifiers. Our sales representatives are here to help you in choosing the right equipment for your use.