Features & description:

• Connector A: lock 1/8" (3.5mm) mini-jack
• Connector B: 3pin xlr female 
• This Remote Audio 3-Pin XLR Female to 3.5mm TRS Locking Adapter Cable allows for Sennheiser SK G2,G3,500 G4 transmitters to be connected to a line level XLR connection.
• Coiled cable extends lengths up about 50CM.