Motorcycle Half Helmet Intercom Headset Microphone(Black)

1. Directivity: Omnidirectional 2. Microphone core size: 9.7x6.7mm 3. Sensitivity: -32dB+/-3dB 4. Plug: 3.5mm straight plug; 3.5mm curved plug 5. Wire size: 1.5mm/2 core wire (3 parallel wires, side by side) 6. Speaker: Dual speakers 7. Microphone: 1 microphone 8. Applicable to: Half-face motorcycle helmet