CH-1-xxx can be used with all Heil handheld mikes with 4 pin XLR connector (Goldline, HM, Handimic). Coil cord approx. 15" coil, 14" straight. These cables are available with 8 pin round or modular plug for various rig types (Icom, Kenwood und Yaesu). The cables with 8 pin round connector have a connector for a PTT foot switch (6.3mm phone jack, like CC-1-xx), the cables with 8 pin modular plug don't have this connector.