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Specification:
• Size: 152*185*90mm
• Speaker: Φ53 mm
• Impedance: 64±15%Ω
• Sensitivity: 110dB ± 3dB
• Frequency response: 20 hz to 20khz
• Microphone: Ø6.0×2.7mm
• Operating current: ≤ 80mA
• Cord Length: 2.0m
• Plug: 3.5mm