Features:
– High quality reproduction of sound by 50mm dynamic stereo driver unit.
– Hose type omnidirectional microphone with stronger reception.
– Built-in Taiwan Lingtong digital audio chip, all-round sound quality improvement.
– Adjustable headband for extended comfort.
– Large leather ear cups provide comforts when long-time wearing and isolate background noise.
– Antioxidant USB connector, more real sound quality transmission.
– Independent controller design to volume up and down music.
– Independent microphone mute switch design.

Specifications:
– Speaker Dimension: φ 50mm channel stereo
– Sensitivity: 116 ± 3dB
– Frequency Response: 20 – 20000Hz
– Rated Power: 20mW
– Power Capability: 30mW
– Impedance: 32 ± 10% Ω at 1KHz without baffle
– Sensitivity: -38 ± 3dB (0dB =1V/PA)
– Frequency Response: 20 – 10000Hz
– Directivity: Omnidirectional condenser microphone
– Impedance: ≤ 2.2 KΩ (Max)
– Operation Voltage: 3V
– Operation Current: ≤ 0.3mA
– Cable Length: 2 ± 10cm
– Plug Type: USB
– Cable Material: Black PVC line
– Compatible with: Win 10 / Win 8.1 / Win 8 / Win 7 / Vista / Win XP
– Working Temperature: -10 Degree Celsius – +50 Degree Celsius
– Working humidity: < 85%RH
– Storage temperature: -20 Degree Celsius – +65 Degree Celsius
– Storage humidity: 50 Degree Celsius, 90 – 95%