KORG volca sample, featuring sampler and sequencer functions. - Model Name: KORG volca sample - Functions: Sampler, Sequencer - Connections: MIDI, SYNC IN/OUT - Included: Instruction manual, box - Power: AA batteries (6) or AC adapter Although difficult to see in the image, there is blackening from battery leakage on the negative terminals (spring parts) of the battery box in 3 places. Power is still working. Please be careful about leaving 100-yen shop batteries inside for extended periods... If you are concerned, please refrain from purchasing... Included are the box, instruction manual, mini-plug cable, and new AA batteries (from a 100-yen shop). Thank you for viewing.