Brand NEW! Engineered and Designed in the US, the DS18 PRO Tweeters are the top of the line in the Pro Audio/Voceteo market. These bad boys 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 especially in the Pro Audio/Voceteo World. Thanks to the demands of our customers, after months of relentless tests and experiments, our team of audio-experts perfected the PRO line. We are ecstatic to share with you the product of hard-work and "non-stop innovating attitude." We are sure that you will love your new PRO Tweeters as much as we do. Model: PRO-TW320 Type: Super Bullet Tweeter RMS Power: 250 Watts MAX Power: 500 Watts Diaphragm Material: Aluminum Sensitivity: 107dB Impedance: 4 Ohms Frequency Response: 1.6K - 20KHz Cutout Diameter: 3.54" Mounting Depth: 2.26" Replacement Diaphragm: PRO-TW320VC - All international buyers are responsible for all tax, duties and/or customs fees.