Bluetooth: Quickly pair in moments, this karaoke machine will attach to any smart device in seconds via its inbuilt Bluetooth connection giving you a truly wireless microphone system. | USB & AUX Input: For occasions where you don’t have connectivity or don’t wish to use a connected device, this karaoke system will playback mp3’s stored on a USB natively and attach to any device that stores music via its auxiliary input. | Inbuilt Rechargeable Battery: Don’t be restricted to the house or add energy to your performance, this karaoke device is both highly portable and contains a reachable battery this will allow you to playback music for up to four hours. | Two Karaoke Microphones: Coming with two vocal microphones this karaoke package is ideal for duets and saves on arguments about whose turn it is. | Party Speaker: This RockJam karaoke machine comes with an inbuilt 10watt speaker that will easily fill a medium to large-sized room as a pa speaker or pa speaker. | LED Lights: Moving in time to the music the inbuilt light show within this karaoke machine can be turned on and off depending on your usage. | Voice Effects: Truly personalize your performance, this karaoke machine has both echo control and independent voice volumes and four-voice effects to so you can perfect your mix. | Lyrics: Using any of the popular streaming platforms you can pair this karaoke machine with your mobile, tablet, or even smart tv and singalong as the words scroll.