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