ICOM Self-Grounding Heavy Duty MicrophoneThe HM 148G is a heavy duty hand microphone tailored for rigorous business use. It features a dynamic microphone element that ensures a powerful voice output and a self ground type hanger for an on hook function, enhancing its practicality in various work environments. The microphone is equipped with a modular connector and a curled cable that is 490 mm (19. 3 inches) long when coiled. It has an IP54 rating, indicating a good level of protection