1"Silk Dome Tweeter/Neodymium Magnet/6O/Frequency Range: 1500~30000Hz/Half Space Sensitivity @ 2.83V/1m: 92.8dB
Details: http://www.c-audioloudspeakers.com/Products.aspx?Page=1&Category=SOFT DOME SERIES&Title=C25S0602N
(C25S0602N)1"Silk Dome NEO Tweeter/Frequency Range:1.5~30KHz