The Pioneer DDJ-SR is a compact controller perfect for DJ performances. - Brand: Pioneer - Model: DDJ-SR - Headphone Jack: 1/4 inch (6.35mm) - Crossfader: Adjustable - Microphone Jack: 1/4 inch (6.35mm) Thank you for viewing. This is a DDJ-SR. It has many scratches overall. There are also scratches on the jog wheels. The crossfader is not working well. Input/output audio, headphone jacks, etc. are functional. Please purchase only if you understand that this is a used item. While it may be difficult to use in a DJ setting, it should be fine for playing music at home. Those who find it difficult to use can use it for parts replacement, etc. We do not accept returns or complaints.