Compact size and universal mounting bracket maximizes location options, self grounding with stud terminal connections, sealed in epoxy for protection against dust, moisture, and vibration. 12-24 V DC Amps: 0.2  Volume: 97DB  Reverse Polarity Protected Epoxy Encapsulated Housing Fully Waterproof Type: Speaker  Warranty 2 Years  Approval: SAE J994 Type C (AMECA), UL, CE, e  Temperature Range: -40F to 185F