Bring the party with you when you arrive with this Singing Machine portable karaoke system. Stream everyones favourite songs from mobile devices via Bluetooth, and sing along with the included mic. This Singing Machine portable karaoke system displays song lyrics on the screen of any iOS or Android device attached to the cradle. 1 included microphone and 2 microphone jacks with volume control. Audio input jack for other digital audio player. Built-in powerful speakers. 2 speakers. Compatible with iPod, iPhone and iPad. Bluetooth compatible. 3.5mm AUX in. 4 watts. 2 amplifier channels. Frequency 200Hz-16000Hz. General information Model number: ISM398BT. Size H41.4, W25.9, D21.1cm. Mains operated. Batteries required 4 x C batteries (not included). (not included).