Description
Speaker size: 50mm Impedance: 15 Ω+-15%, Sensitivity: 102+-3db, Frequency range: 20HZ-20KHZ Microphone size: 6.0 * 5.0mm Microphone sensitivity: -38+-3dB Microphone impedance: ≤ 2.2K Ω Directionality: Omnidirectional Line length: 2.0M+-0.15 LED working voltage: DC5V+-5% Working current: ≤ 180mA
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