BM-4000 is a classical tube condenser microphone, which has an elegant appearance thanks to the advanced plating surface processing. Utilising hige quality low noise tubes as preamps, pure gold coated double-sided large diaphragm capsule, the BM-4000 tube condenser microphone has such characteristics as extremely low distortion, high sensitivity and clear, soft, nature sound and so on. The nine variations of polar pattern are available by adjusting the control knob on the dedicated phantom power supply for various recording situations, The TM-4000 has a wide range of uses in professional situations such as studio recording, broadcast &TV stations, stage performances and any other professional situations.

Specifications:
Element: 34mm Pressure Gradient Transducer
Polar Pattern: 9 types: Uni/Bi/Omni/etc
Frequency Response: 20Hz~20kHz
Sensitivity: -36dB± 2dB(0dB=1V/PA at 1kHz)
Output Impedance: 200Ω ± 30% (at 1kHz)
Load Impedance: ≥ 1000Ω
Self Noise: 14/15/16dB A
Max. Input SPL: 135dB(at 1kHz≤ 1% T. H. D)
S/N Ratio: 80/79/78dB
Power Requirement: Exclusive Power Supply
Connector: 7-Pin XLR
Body Dimensions: OD57.4x178mm