Specifications

• Speaker size: 50mm
• Impedance: 15Ω+-15%
• Sensitivity: 102+-3db
• Frequency range: 20HZ-20KHZ
• Microphone size: 6.0*5.0mm
• Microphone sensitivity: -38+-3dB
• Microphone impedance: ≦2.2KΩ
• Directionality: omnidirectional
• Line length: 2.0M+-0.15
• LED working voltage: DC5V+-5%
• Working current: ≦180mA
• Headphone jack: USB+3.5MM