Download Data sheet: declaration-of-conformity-mtp8500ex-mtp8550ex-350-470mhz136-174_mhz_doc-16041400280-h_fr_de_it_pl_pg_esdoc-16041400281-m_fr_de_it_pl_pg_es_uk09atex1119x-issue-4_e ArticleNo/ P/N: PMLN6333A Radiotype: DP4X01 ATEX, MTP8000 TWIN CUP HARDHAT MT HDSET, ATEX Receives on both ears, dynamic noise cancelling mic, helmet fixing. Requires PTT unit. Price request Download Data sheet: declaration-of-conformity-mtp8500ex-mtp8550ex-350-470mhz136-174_mhz_doc-16041400280-h_fr_de_it_pl_pg_esdoc-16041400281-m_fr_de_it_pl_pg_es_uk09atex1119x-issue-4_e