Part Number H631218 having (CAGE Code 27847) and FSC 5965 Headsets, Handsets, Microphones and Speakers in stock with ready to ship. Get an instant quote for H631218 Diaphragm Earphone by Unicontrol Inc Dba Hays Cleveland. 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.