Part Number HM HSIS 30 having (CAGE Code 1QCC0) and FSC 5965 Headsets, Handsets, Microphones and Speakers in stock with ready to ship. Get an instant quote for HM HSIS 30 Loudspeaker Permanent Magnet by United Marine Communications. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.