Check the listing for details. Portable Karaoke Machine with Wireless Microphones Halloween Bluetooth Speaker. Color: Beige, Condition: New, Made in China. Listed at 28.49 USD. 1. Elevate Your Parties: The D30-T Bluetooth Speaker is the ultimate party companion, designed to take your gatherings to the next level. With its powerful sound and dynamic DJ lights, it creates an immersive experience that will keep everyone entertained. 2. Professional Karaoke Experience: This karaoke machine comes with two wireless microphones that provide up to 30 meters of range. With anti-whistling technology and studio-quality sound, you can sing your heart out without any interference. The vocal effects and voice elimination feature add even more fun to your performances. 3. Crystal Clear Audio: Experience booming bass and crystal-clear audio with the premium subwoofer of the D30-T. Enhanced with Bluetooth 5.0, it ensures stable sound transmission, making every performance f.