22 professional voice effects Includes 1 Wireless Microphone (2 AA batteries not included )Stream digital audio from your Bluetooth devices (external devices notincluded) Record and share your performances via the integrated USB port Access thousands of karaoke songs on demand with the Singing Machine mobile app Multi-Colored LED Lights that synchronize to the music Connect to your personal smartphone or otheraudio devices using Line-In Enjoy 5 FREE karaoke song downloads of your choice Up to 4 hours of operation time* Experience high-quality sound Rock the house with Lead Vocal Removal * The actual battery life varies from different playback functions andfeatures operation Included in the box:
Singing Machine SML668
1 wireless microphone
USB type A to C charging cable
2023 Welcome Kit
5 free song downloads
2023 Manual