Characteristics : - Frequency response: 20 Hz - 20 kHz - Impedance: 32 Ohms - Transducer size: 50 mm - Sensitivity: 97 dB - Straight cable with braided sheath, removable with locking bayonet connector (3m) - Telephone type cable 1.5 m - Straight cable with talk and microphone control - 1/4 ?gold plated adapter and case included - Weight: 270 g