​​The Singing Machine Bluetooth Karaoke Machine Comes Packed With Awesome Features For You To Create Fun Singable Moments. With 6 Voice Changer Effects, Your Good Times Are Sure To Be Endless. Let The Voice Assistant Be Your Party Helper. Lower The Main Vocals On Songs With The Touch Of A Button. Stream Audio Via Your Bluetooth-Compatible Devices. Also Includes 2 Wired Microphones to Allow for the Perfect Duets. Built With Multi-Colored Led Lights That Synchronize to the Music, The Shine Duets Are Your Party in a box. 1-Touch Voice Assistant Helper 6 Fun Voice-Changing Effects Including Male, Female, Echo, Chipmunk, Robot, And Radio Effects Flip Handle For Easy Portability Streams Audio From Any Bluetooth-Compatible Devices Works With Any Music or Karaoke App Vocal Reduction Technology Reduces Lead Vocals on Songs    # Pieces In Set: 2 Number of Batteries: 6 Features: Light-Up, Led Lights, Bluetooth Compatible Battery Type: Alkaline Base Material: 70% Plastic, 25% Metal, 5% Other 5% Or Less Battery Size: C Country of Origin: Imported