Countryman E6CABLET2AN  Duramax Aramid-Reinforced E6 Series Earset Snap-On Cable for Audio Technica Transmitters (Tan) Duramax aramid-reinforced E6 series earset snap-on cable is already the best value in terms of comfort, sound quality and appearance^Fits Audio Technica transmitter models T35, T75, T211, T601, T701, 1000 Series, 1200 Series, 4000 Series, 5000 Series, 7000 Series^E6 cable is not interchangeable^Cables quickly and securely snap into all E6 series earsets to link the mic to the wireless system^Available in tan color; measures 2-mm diameter