Sing along to your favorite tunes with this rose gold karaoke microphone, fun for friends & family of all ages! Two-in-one multifunction design, wireless microphone and built-in Bluetooth Dual stereo speaker that connect effortlessly to your Apple or Android smartphone, tablet or computer. Comes with a high capacity battery and USB charger for up to 5 hours of portable wireless entertainment! Can also be used on its own for full independence and mobility. Includes 5 built in audio controls: high pitch, bass, volume, reverb and accompaniment for lots of fun and full control! Box dimensions are 3.75 x 3.75 x 11.25 inches.