Portable MIDI sequencer with LCD screen. - Model: PMA-5 - Features: MIDI compatible - Display: LCD screen - Operation buttons: Multiple operation buttons - Design: Portable design This listing includes the main unit, cover, and input pen. Power was confirmed to be on via DC power connection. However, the touch pen is unresponsive. The batteries were left inside during long-term storage, resulting in corrosion (cleaned as much as possible). This is a junk item with untested functionality. Please consider this item for those knowledgeable in repairs or for parts. This is a junk item and sold as-is, with no claims or returns accepted. Thank you for viewing.