Surface mounting with inductive loop. Phonie adapter cab speaker and microphone

Adapter cabin. Voice speaker and microphone. Inductive loop built for the hearing impaired paired. Pictograms bright "yellow and green" to inform that the request for help was issued and recorded. An alarm button normalized. Comes with a patch cable to the electronics of the car roof. Stainless steel front vandal: dim.150 x 85 x 20 mm. Marking silkscreened (SE 11205) "for instructions." Former reference: ADV4-1FI3