Engineered for studio-quality vocal reproduction, this
high-performance 25mm electret capsule delivers pristine
audio clarity for broadcasting, live streaming, and studio
recording. Its precision-tuned design minimizes background
noise while capturing every vocal detail with accuracy—ideal
for professional content creators and broadcasters demanding
superior sound.
Send Inquiry
Product Introduction
The capsule's precision-tuned design rejects
background interference while capturing every
vocal nuance with stunning accuracy. Its rugged
construction ensures reliable performance for
streaming, podcasting, and professional recording
applications where crystal-clear voice
reproduction is essential.
Features
Crystal-Clear Vocal Reproduction
Experience studio-grade sound with exceptional clarity and
natural tonal balance, perfect for broadcasting,
podcasting, and high-end voice recordings.
Precision Uni-Directional Capture
The focused pickup pattern isolates the speaker's
voice while effectively rejecting off-axis noise,
delivering pristine vocal articulation.
Extended 50Hz–10kHz Frequency Response
Reproduces the full richness of the human voice, capturing
subtle vocal textures and nuances for professional-quality
audio.
High-Pressure Sound Handling (110dB SPL)
Maintains flawless audio integrity even in loud
environments, preventing distortion during intense vocal
performances or energetic live events.
Ultra-Low Noise Operation (77dB SNR)
Advanced circuitry ensures whisper-clean signal
reproduction, eliminating interference for professional
results in any setting.
Road-Ready Durability
Military-grade construction withstands the rigors of daily
professional use in studios, broadcast booths, and touring
applications.
Space-Efficient 25mm Design
The compact form factor integrates effortlessly into
existing setups while delivering full-size microphone
performance.
Applications
Podcasting & Streaming Microphone
Capsule
Tailored for podcasters and content creators, this
microphone capsule delivers studio-quality audio
with precision. Its advanced noise rejection and
broad frequency response ensure crisp, clear vocal
reproduction-perfect for podcasts, live streaming,
and professional voiceovers.
Live Event & Conference Microphone
Capsule
Engineered for high-energy live settings, this
capsule captures speech with exceptional clarity
while effectively suppressing ambient noise. Built
to withstand high sound pressure levels (SPL) and
rigorous use, it guarantees reliable, professional
audio for conferences, presentations, and
large-scale events.
specifications
Name
Parameter
Model
ECM-B2573UL33-23221
Sensitivity
-33±2dB
Output impedance
2.2kΩ
Directivity
Uni-directional
Frequency range
50-10KHz
Maximum SPL
110dB
S/N Ratio
77dB
Dimensions
25 x 7.3mm
STANDARD TEST CIRCUIT
TYPICAL FREQUENCY RESPONSE
APPEARANCE & DIMENSION
Why Choose Us
We are dedicated to delivering precision-engineered
microphone solutions that not only meet but exceed
the highest industry standards. By leveraging
cutting-edge automated manufacturing techniques, we
ensure every microphone capsule we produce maintains
flawless consistency and superior performance, even
with large-scale orders. Our products are designed
for the most demanding environments - from live
broadcasting to high-intensity live streaming -
where clear, distortion-free sound and exceptional
durability are non-negotiable.