Model
EM-673
Professional audio, microphones and system integration

The Harmonai EM-673 is aprofessional hyper-cardioid interview microphone engineered specifically for ENG/EFP broadcast audio capture. Utilizing acoustic interference principles and equipped with a back-electret condenser capsule, it delivers exceptional hyper-directional performance and long-distance, narrow-angle pickup capability. Its solid copper housing and wide, balanced frequency response ensure clear, clean, high-fidelity audio across diverse indoor and outdoor interview and recording scenarios.
EM-673
Back Electret Condenser
Hyper-cardioid
40Hz–16kHz
Built-in
-38dB±3dB (1dB = 1V/Pa at 1kHz)
500Ω±20% (at 1kHz)
130dB (T.H.D ≤1% at 1kHz)
70dB (1kHz at 1Pa)
106dB (1kHz at Max SPL)
48V phantom power (48V DC), 2mA
204g (without accessories)
Φ20×200mm
XLRM 3-pin male XLR
Ideal for news interviews, live field reporting (ENG/EFP), documentary production, and indoor/outdoor audiovisual capture. Its hyper-cardioid pattern effectively isolates ambient noise, while the adjustable low-frequency high-pass filter further reduces handling noise and wind interference—making it a trusted choice for broadcast journalists and independent content creators.
For more information about Harmonai professional audio products or to request bulk procurement quotes and technical support, contact our dedicated team today.