Check the listing for details. XLR Female Jack Panel Mount Microphone Connector Adapter Converter Black 3pcs. Condition: New. Listed at 15.56 USD. Application:This Speaker Panel Mount Connector is mainly used for docking with four-core card ohms male head. It is suitable for mixers, amplifiers, audio equipment, etc. It is the first choice for audio projects such as karaoke, concerts and public broadcasting. Specification:Product Name : XLR Female Jack Panel MountColor : BlackUse Way : Wiring Contact Pin Quantity : 3 PinHole Diameter : 3.5mm / 0.137"Mounting Diameter : 21mm/ 0.83"Total Size : 31mm x 26mm x 29mm (L x W x H) Package Included:3pcs x XLR Female Jack Panel Mount Description:1.Full metal housing provides optimum overall RF protection and electromagnetic shielding2.Dual grounded design for excellent contact integrity between the base and cable connectors3.The 3-pin female has a unique cage contact that enhances conductivity and reduces wear4.