KARAOKEDUAL All-In-One Karaoke Boom Box with Wireless Mics. The KaraokeDual is a powerful 2.1 digital boom box with high-quality DSP Effects to make you sound your best. Get connected with Bluetooth and stream your karaoke audio wirelessly, or connect the KaraokeDual with the available digital optical input to an internet connected Smart TV. That way you can access thousands of tracks through YouTubeTM, or your favorite karaoke app. The KaraokeDual comes packaged with two wireless vocal microphones. Each mic has the controls built right into the handheld for maximum convenience. Turn your living room into a karaoke studio for friends and family, and fill your room with great sounding music and vocals with the powerful 2.1 KaraokeDual!