We have our own factory ,we also provide OEM service .
*Dimensions: 2.8 x 2.0 inches. Light small remote speaker microphone with 4.2mm coil cable.
*High quality microphone elements guarantee clear voice .
*For additional privacy and security, there is a build-in jack, allowing operation of a remote earphone with standard 3.5mm plug.
*With high-quality stainless steel rear clip can rotate 360 degrees.
*Good feel for the key-press and pretty good-looking appearance .
*Many connector types are available and optional for motorola,kenwood,icom, yaesu,HYT and so on .