Condition: New old stock (unopened / unused)
Type: Vibration‑activated door/window alarm
Brand: Telko Security

Description:
This classic Telko Security Model S085 is a vintage vibration‑activated door alarm, ideal for collectors or anyone who appreciates retro security gadgets. When the door or window is touched or vibrated, the unit triggers a loud deterrent sound reminiscent of a barking dog — an old‑school way to scare off intruders before more modern systems were widely available.

Vibration sensor detects attempts to open or tamper with doors or windows
Loud audible bark/alarm to deter intruders
Battery‑powered for easy setup (batteries not included)
Perfect for vintage security device collections or themed decor