3.5mm male input and XLR male output. Effectively isolate ground loop noise, interference noise caused by phase differences between ultra-long audio cables and different audio devices, and bring you clean and lossless audio. The product provides level signal volume adjustment control. Safe hot plug: helps the transmission between audio devices, prevents them from being burned due to voltage differences or static electricity, and prevents popping noise when plugging or unplugging wires. Grounding setting: With left and right grounding switches and a universal grounding switch, interference caused by grounding problems can be avoided. Type:Cable Adapter Colour:As Shown Material:plastic Package Contents: 1 x Cable Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.