Diameter of trumpet: 40mm
Speaker impedance: 32 Ω
Horn sensitivity: 105dB±3dB
Frequency response: 20-20.000Hz
Maximum power: 100MW
Mark wind sensitivity: -56dB±3dB
The microphone impedance: 2200 Ω
Mark wind frequency response: 30-16.000Hz
Working voltage: 4.5V
Line length: 1.7 M
Wire diameter : 3.0mm