Check the listing for details. Pioneer USB Type B Rear PC Screw Socket for CDJ DDJ DJM EFX RMX XDJ (DKN1237). Condition: New, Made in United Kingdom. Listed at 19.99 USD. This is for ONE rear USB Type B (square) socket suitable for a range of Pioneer DJ media players, controllers, effectors, all-in-one units, and mixers. (Replaces Pioneer part number: DKN1237). This is a high-quality socket sourced from the same manufacturer as used originally by Pioneer and features the all-important threaded screw hole to secure it to the unit. ©nbspares - All listing details including photographs, descriptions, and Product Identifier Numbers (EAN/GTIN) are the exclusive copyright and intellectual property of nbspares, any unauthorised use of this content will be prosecuted to the full extent under international copyright laws. nbspares are registered with the eBay VeRO Programme. nbspares is a registered trademark (Reg No. UK00003456188). All other logos are the trademar.