JDI JD500-series rugged speaker microphone

• Microphone size: 81*56*31 mm (including clip)

Speaker Unit

• Diameter: 45 mm
• Out Level: 87 dB@1 Watt. 0.5 Meter, 3M3 Sound Box Test
• Input Power: 1W
• Max Input Power: 2 W
• Output Impedance: 8 ohm(16 ohm for MOTOROLA )

Microphone Unit

• Type of Element: Non-directional Electric condenser
• Sensitivity: -38dB (1V/ 1Pa)
• Output Impedance: 2K ohm