Comtex HCO-01 Professional Headset for Wouxun,Kenwood, Comtex and much more Hand-Held Transceivers. The professional Version is equipped with a Nylon cable. In the opposite to the most used rubber or plastic cables ist nearly undestructable. So ist is recommended for use under combat conditions . As to the other HCO-01 models its equipped with an extrem light weight rubber Earphone which feels You not to wear a headset. With the Electret Microphone your modulation quality is always perfevt. With Kenwood style plug and so fitting for all Wouxun Hand held Transceivers, and the most Kenwood, Comtex and a lot of other Radios using the Kenwood style Speaker Mike connection system.