Patented quick switching connectors, 4 connectors in total (3.5mm stereo, 2. 5mm balanced, 4.4mm balanced and 3. 5mm Pro) attached. Each is easily changeable with the auto-lock feature, which provides audiophiles with the convenience of switching from one device to another quickly. Compatible with Dunu Luna / DK4001 / DK3001pro / DK2001 / The 17th / Lyre / Chord / NOBLE / HULK / DUW-03 / BLANCHE / DUW-02 / VIRIDIAN / MANDATE Now available in Lightning and USB Type-C versions The Apple Lightning plug uses Apple-certified components and is compatible with most current Apple iOS devices. USB Type-C version can be directly connected to a PC device with a TYPE-C interface, or while using a USB-A to TYPE-C adapter with if traditional USB-A interface, as well as with mobile phones with a USB-C port. One plug can cover all.