Thank you for viewing. This is molamolai from Peppy Kids Club. My child used this for a few years about 10 years ago. As shown in the photos, the operation has been confirmed. It lights up when powered on. Please refrain from purchasing if you are sensitive to used items. Only the main unit, pen, and cable shown in the images are included. This will be handed over as is. Thank you for your understanding. - Model Name: molamolai - Power Supply: AC adapter included - Volume Adjustment: Volume dial - Accessories: None - Function: Audio playback function Thank you for viewing.