From the official catalogue: Sensitivity: 85 dB Frequency response: 90 Hz–20 kHz Nominal impedance: 8 Ohm Drive units: 1 x 9 cm (3.5″) Woven Composite Cone 1 x 25 mm (1″) Soft Dome
From the official catalogue: Sensitivity: 85 dB Frequency response: 90 Hz–20 kHz Nominal impedance: 8 Ohm Drive units: 1 x 9 cm (3.5″) Woven Composite Cone 1 x 25 mm (1″) Soft Dome