• Very high efficiency
• Powerful neodymium magnet structure
• Low mass folded aluminum diaphragm
• High resolution, defined sound characteristic
• Superb time domain and impulse response thanks to low energy storage

The Aurum Cantus AST30100 (Aero Striction Tweeter) pneumatic transducer's low-mass folded aluminum diaphragm, combined with an incredibly powerful neodymium magnetic structure, produces highly resolved, dynamic high frequency reproduction. Concert-level sound pressure levels are achieved effortlessly, thanks to the driver's high (97 dB 1W/1m) efficiency. The AST30100 may be crossed over as low as 1,100, and will perform exceptionally well in most popular loudspeaker configurations, including line arrays. Specifications: *Power handling: 100 watts RMS/150 watts max *Impedance: 4 ohms *Frequency range: 900-23,000 Hz *SPL: 97 dB 1W/1m *Recommended minimum crossover frequency: 1,100 Hz *Dimensions: A: 5-15/16" x 4-5/16", B: 5-1/8" x 3-1/2" C: 1".