Audible Indoor & Outdoor Security Emergency Alarm Electronic Siren with Bracket.The CEA-60 Electronic Siren is an audible alert unit which emits a 120dB tone when powered. It is an ideal solution for domestic security, both indoor and outdoor.The CEA-60 can be easily wired to a 9V/12V Power Supply, to produce a loud alert - no mains power is required.As a multifunctional DIY solution, set up is quick and straightforward with our easy to follow instructions.Flexible installation- Set up is quick and straightforward with the CEA-60 - a multi-functional DIY solutionLow power, Loud sound - emits a loud emergency tone at 120dB15m of cable included alongside wall fixturesCompact yet Capable- dimensions (approx. 11.3cm x 13cm) and 120 degree rotation mean you can easily position it as required