< p> 1″ dome tweeter with surface housing and in-line high pass filter< br> < br> High-performance Mylar dome tweeter< br> 25 mm / 1″ voice coil< br> Mylar dome< br> Neodymium motor< br> Incl. 12 dB/oct high pass filter< br> Ferrofluid cooled< br> 1 pair / package< br> < br> Flush and surface mount housing included< br> (GZTH 25-28B)< /p>