Brand NEW! Including 90 Days USA Factory Warranty. The BC25SG15-04 1" dome tweeter from Tymphany can meet the most demanding requirements for audio excellence. Key Features ? Sculpted, recessed-loaded round 4-hole faceplate ? Smooth, extended response and high efficiency ? 1" textile dome ? Ferrofluid cooled voice coil Designed by Tymphany's experienced team of engineers, the BC25TG15-04 1" dome tweeter can meet the most demanding requirements for audio excellence. The tweeter features a textile diaphragm, high-energy ceramic ferrite magnet, and sculpted plastic faceplate. Ferrofluid in the magnetic gap improves driver cooling. Product Details Product Specifications Cone / Dome Diameter 1" Cutout Diameter 3.00 Tweeter Type Soft Dome Power Handling (RMS) 50 Watts Impedance 4? Frequency Response 1,100 to 20,000Hz Sensitivity 93.2dB 2.83V/1m Thiele-Small Parameters Resonant Frequency (Fs) 1128Hz DC Resistance (Re) 3? Voice Coil Inductance (Le) 0.02mH Mechanical Q (Qms) 2.54 Electromagnetic Q (Qes) 1.26 Total Q (Qts) 0.84 Mounting Information Overall Outside Diameter 4.13" Depth 1.25" - All international buyers are responsible for all tax, duties and/or customs fees.