Brand NEW! Including 90 Days USA Factory Warranty. 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. There are no tweeters that can compare to the sophistication, beauty, and precision of these tweeters! Model: PRO-TW4L Type: Bullet Tweeter RMS Power Handling: 300 Watts MAX Power Handling: 600 Watts Sensitivity: 108dB Magnet Size: 16oz Magnet Material: Ferrite Frequency Reponse: 1.5KHz - 20KHz Impedance: 4 Ohms Diaphragm Material: Titanium Replacement Diaphragm Model: PRO-TW4LVC Cut-Out Diameter: 3.56" (90.4mm) Mounting Depth: 2.66" (67.5mm) Features: Transparent Polycarbonate Frame Built-in RGB LED - All international buyers are responsible for all tax, duties and/or customs fees.