Thank you for viewing. This is an EFX-500 for sale. The current condition is very good, and it functions well. There is no looseness in the knobs, etc. Please understand that there may be deterioration and discoloration due to aging. Due to the nature of the product and to prevent replacement fraud, we request no returns or exchanges after purchase. ⚠️ There are scratches and stains on the back. See photos 3 and 4. The following is an explanation by AI. A clear-design DJ effector from Pioneer with a variety of effects. - Model: EFX-500 - Brand: Pioneer - Color: Clear - Connection terminals: RCA input/output - Effects: Delay, Reverb, Filter - BPM display: 125 BPM - Monitor function: Monitor output - Tap tempo: Tap button equipped Thank you for viewing.