Description Features: Universal car speaker with water-resistant design and built-in adhesive for instant installation, compatible with CB radios, vehicle intercoms, and communication systems. Features 4 impedance matching and 12W rated power for direct integration with car radio setups, housed in ABS construction that has passed 72-hour salt spray testing. Ideal for truck drivers, security personnel, and outdoor enthusiasts requiring mobile communication sound reinforcement. Perfect for enhancing voice clarity in vehicle cabins, bank counters, or industrial sites where adhesive-mounted speakers are needed. Engineered with aluminum alloy housing for corrosion resistance, this multi-application speaker delivers clear sound without external amplifiers. Specifications: Product name: Waterproof speaker Impedance: 4 Power: 12W Line length: 1.9 meters Insert diameter: 3.5mm Speaker diameter: 60mm Diagonal hole distance: 72mm Package Includes: 1 PC Car Full Frequency Small Speaker Note: Please allow 01 cm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences between monitor displays, images may not reflect the actual color of the item.