Description : Engineered and Designed in the US, the PET-1944 Tweeters are the top of the line in the market. These tweeters deliver so much power that you'd think with one tweeter your whole sound system is ready to deploy for a major concert. Simply put, there are no tweeters that can compare to the sophistication, beauty, and precision of these tweeters. Great for speaker boxes or car audio applications. Specifications : * Type: Piezo Super Horn Tweeter * Power Rating: 400W * Frequency: z * Sensitivity: 100dB/1W/1M * Diaphragm Material: Aluminum * Mounting Material: Plastic * Overall Diameter: 3.5 * Color: Silver * Impedance: 4-8 ohms * Replacement Voice Coil: PET-205 *