we77Approvals: WE77Ex-2 115V : default Bulgarian Croatian Czech Danish Dutch English Estonian Finish French German Greek Hungarian Italian Latvian Lithuanian Polish PortugueseWE77Ex-2 230V; WE77Ex-2 230V Amplificateur de commutation. Principaux avantages en un coup d'œil. Version à 2 voies; Boucle de commande EEx ia IIC; 230 V A.C. tension