1. Plug: Type-C elbow
2. Half-shielded microphone rod diameter: 4.0x140mm with heat shrink tube, hardened rod
3. Half-shielded microphone core size: 9.7x6.7mm
4. Sensitivity: -32dB+/-3dB
5. Directivity: omnidirectional
6. Wire size: 1.5mm/2 core wire/3 parallel wires
7. Speaker: Dual speakers
8. Microphone: 1 microphone
9. Applicable to: Half-shielded motorcycle helmets