Microphone
Diameter:Φ4.0x1.5mm
Sensitivity:-36dB
Directivity:Omnidirectional
Impedance: 2.2KΩ
Speakers
Diameter: Φ40mm
Impedance: 32Ω
Frequency Response:20Hz~20kHz
Plug
Cord Length: 2.9mm
Input Plug Diameter:USB
Limited warranty 12 months for parts and 12 months for labor.
Support URL: http://www.firstsing.com
Support Phone Number: 86-0755-29889139
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