This is a Korg Electribe ES-1 sampler (OS updated to the latest version) & Korg KAOSSILATOR, along with three SmartMedia cards with a maximum capacity of 64MB each (the first card contains 99 TR-808 sounds, the second contains 99 AMEN BREAK sounds, and the third contains 99 THINK BREAK and SOULPRIDE sounds). Also included are two genuine power supplies. This set is perfect for getting started right away. You can create synthesizer sound effects and tones with the KAOSSILATOR, and all the drum kits are on the memory cards. Sound output has been confirmed, and the devices are working without any problems. Returns and refunds are not accepted for reasons related to the symptoms/condition described in the product description. Please purchase only if you are satisfied with the condition.