Aux-In jack, USB and TF slots 32 GB to listen to your music from your external audio devices. Operates wiressly with your Bluetooth-equipped devices. 2 microphones included to sing on your favourite songs with Chase & Marshall. Transform your voice for hours of fun! Press the control knob on the mic to choose between 2 tunes: a high-pitched voice or a deep pitched voice. Record function to record yourself while singing. Headphones jack. Very convenient: a handle to bring it wherever you want. Power supply: 4xLR14/C not included or micro USB cable included. Please keep all packaging for future reference.