PIONEER MINI HEADPHONE SOCKET XKN3017. This headphone socket is aGENUINE & NEW Pioneer part and fits ; DDJ-ERGO, DDJ-FLX4, DDJ-FLX6, DDJ-FLX10, DDJ-RB, DDJ-REV1, DDJ-REV7, DDJ-RR, DDJ-RZ, DDJ-RZX, DDJ-SB, DDJ-SB2, DDJ-SB3, DDJ-SR2, DDJ-SZ, DDJ-WEGO3, DDJ-1000, DDJ-400, DDJ-800, DJM-A9, DJM-S11, DJM-S3, DJM-S9, DJM-V10, DJM-450, DJM-750, DJM-750MK2, DJM-900NXS2, DJS-1000, XDJ-AERO, XDJ-RR, XDJ-RX, XDJ-RX2, XDJ-RX3, XDJ-XZ.