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

USB & USB Type-C