Siren - 1 pc. Mounted on the wall. Can be used as a toilet call for help. Compatible with TH103 call button. The principle of operation: to call the staff, the customer simply presses the button, which is fixed on the table or wall in a visible place. When the button is pressed, the staff is informed via a light board, clock and/or siren. Visible from email socket. Adjustable volume.

Operating distance up to 80m (in an open place). An amplifier can be used to increase the signal range.