MD-XLR Headset Adapter 11/8/2017 Category: Products, DX Series Digital Wireless Systems, DX Series Accessories, Wireless, DX100 Digital Wireless Systems, DX Series Accessories, DX121 Digital Wireless Systems, DX Series Accessories, DX210 Digital Wireless Systems, DX Series Accessories, DX340ES Digital Wireless Systems, DX Series Accessories, DX410 Digital Wireless Systems, DX Series Accessories, Headsets & Accessories, DX Series Accessories XLR adapters interface with 4P male, 4P female or 5P male headset connectors Compatible with BP200, BP300 and BP400 beltpacks Mini Din connector Clip included for fastening adapter and headset cable to belt or clothing Active built-in circuit provides impedance matching and DC isolation