Interface: USB 3.0/2.0/1.1 compatible

Sensitivity (at 1KHz) : 105 +/-3 dB

Impedance : 32 Ohm +/-15%

Speakers: 30 mm diameter, 16u mylar

Frequency response: 130 - 20000 Hz

Input power: 40 mW nominally, up to 100 mW max

Distortions: < 3 % at 1KHz 40mW

Microphone: condenser omni-directional; sensitivity:-58 ± 3 dB(0 dB=1V/uBar at 1KHz), -38dB (0 dB=1V/Pa at 1KHz)

Net weight: 0.2 kg

Cord length: 2 m