The YPA aramid-reinforced E6 series earset snap-on cable is already the best value in terms of comfort, sound quality and appearance. Cables quickly and securely snap into the E6/E6i earset to link the mic to the wireless system. Easily replace a worn cable at a fraction of the cost of replacing the entire mic. Afforded to keep extra cables for emergencies. Use the same mic on multiple wireless systems. E6 cables is interchangeable. Fits Sennheiser transmitter models SK 100 G1, SK 100 G2, SK 100 G3, SK 100 G4, SK 1093, SK 20, SK 300 G1, SK 300 G2, SK 300 G3, SK 300 G4, SK 500 G1, SK 500 G2, SK 500 G3, SK 500 G4, SK AVX, SK D1, SK-XSW, SL Bodypack DW, EW-D SK, EW-DX SK and all with a 1/8" / 3.5 mm TRS Male (Lockable, on Attached Cable) connectors including Third-Party Devices: work with many third-party wireless transmitters and portable audio recorders that are equipped to supply 5V through a locking 3.5mm connector with a Sennheiser wiring configuration. Available in black color. Measures 1.5-mm diameter.