![]() Above: Ding Dong Sound Effect Generator (Door Chime) (Module), Fully Assembled (Special Deal) |
This unit uses an advanced IC which has been pre-programmed to create a realistic 'Ding Dong' sound. Once its power is connected, it will produce a 'Ding Dong' twice. It is a useful unit having many applications such as door bells, alarms, telephone ring, clocks, timers, shop entrance bell, etc. Supply voltage: 3V DC @ 50mA. Includes 2 x AA size battery holder.
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