This is a high quality headset with a boom microphone and PTT switch on the side of one of the ear muffs. The headset is of superb quality with an adjustable boom arm. The volume control on the headset will not work with Hi Rose connectors, but will work if purchased with the correct plug for the radio. (See under earpieces) Kevlar lined for added strength. This is fitted with a Hi Rose plug. Please note - the volume contron buttons on the headset do not work with Hi Rose connectors.