Check the listing for details. MASINGO Bluetooth Karaoke Machine for Adults and Kids with 1 Wireles.... Color: Black, Condition: Open box. Listed at 40.00 USD. Get ready to sing your heart out with the MASINGO Bluetooth Karaoke Machine. This karaoke machine is perfect for both adults and kids, letting you and your friends and family enjoy endless hours of karaoke fun. With its sleek black color, this karaoke machine will add a touch of style to any party. Equipped with Bluetooth technology, the MASINGO Bluetooth Karaoke Machine lets you easily connect to your favorite devices and sing along to your favorite songs. Its wireless microphone lets you move around freely while you sing, making your performance even more engaging. Weighing only 3.11 pounds and with compact dimensions of 12.4 x 8.15 x 7.99 inches, this karaoke machine is lightweight and easy to transport.