Return Health & SecurityPeripheralsPassive elementsSquare warning-lamps COMMUNICATION UNIT FOR VOICE CALL Square warning-lamps COMMUNICATION UNIT FOR VOICE CALL Code 9415043 Model MIV-942 Serie 941 Downloads Technical specification Technical specification Catalogues CAT_H_EN_REDUCED pdf 775.41 KB Technical specifications Other products DOOR TOP WARNING LAMP, RED Code9410039 ModelSEN-121 DOOR TOP WARNING LAMP, RED & GREEN Code9410040 ModelSEN-122 DOOR TOP WARNING LAMP, RED, GREEN & BLUE Code9410045 ModelSEN-123