Headset: Transducer type: dynamic 53mm with neodymium magnets Operating principle: closed Frequency response: 15Hz25,000 Hz Nominal impedance: 60 per system Nominal SPL: 983dB THD: < 2% Power handling capacity: 150mW Sound coupling to the ear: circumaural Ambient noise attenuation: approx. 20 dBa Headband pressure: 5N Weight with microphone and cable: 320g Cable length and type: 1m + 2m extension Connection: Mini 3.5mm jack plug (4 pole)
Microphone: Transducer type: condenser (back electret) Operating principle: pressure gradient Polar pattern: cardioid Power supply: AB powering Supply voltage: 2V Current consumption: max 0.5 mA Nominal impedance: 2.2 k Open circuit voltage: at f = 1 kHz: 20 mV / Pa Frequency response: 5018,000 Hz THD: 2% at f = 1 kHz Max. SPL: 105dB SPL (THD1.0% at 1 KHz) Microphone output: -393dB Length mic boom: 150mm (include gooseneck) Capsule diameter: 6*5 mm Connection: single mini stereo jack plug (3.5mm)