ALEKO BS606-1200 20W 12V 115dB Electronic Wired Alarm Siren Horn for Security System This electronic siren designed to alert about the alarm situation. It has a large noise power and low voltage. Great for any types of outdoor or indoor security systems. Wired, Low-Voltage, Durable materials, Moisture proof, Shock-resistant capasity, Heat resistant, Single tone Power: 20W, Voltage: 12V Color: Black, SPL: 115 3 dB (LOUD), Current: 1200 mA