Costar EEC disc horn with Emark certificate, TS16949 quality management Certificate, Item No. DL1290, diameter is 100mm. 12V and 24V EEC disc horn possible for your choice, can have your LOGO, color box packing or double blister packing, sound level 110dB, double tone or single tone for your choice, EEC certification.VOL12V/24VCURRENT6/4AFREQUENCE380/440HZSOUNDLEVEL110dBPACKINGCOLOR BOXQ`TY:30 ...