Specification:
Material: eco-friendly plastic
Color: black
Types1: 2pcs,without bracket
Types2: 1PC, with bracket
Sensitivity: -52dB ± 5dB
Directionality: All point
Impedance: ≤ 2.2kΩ
Frequency range: 30HZ-15KHz
Plug diameter: 3.5mm
Wire length: about 2m