Transducer Type
Stereo electret condenser capsule
Professional audio, microphones and system integration

The Harmonai V9 is an ultra-compact stereo microphone designed specifically for cameras, smartphones, and broadcast audio capture (EMG/EFP). It features stereo electret condenser capsules and a cardioid pickup pattern, delivering accurate, natural sound reproduction across a wide 50Hz–20kHz frequency response. Weighing just 75g, it includes an ON/OFF switch and draws power directly from your camera—enabling true plug-and-play operation. Ideal for field interviews, vlog production, and professional audio recording.
Stereo electret condenser capsule
Cardioid (left/right)
50–20,000 Hz
−46 dB ±2 dB (1 dB = 1 V/Pa at 1 kHz)
500 Ω
130 dB SPL
70 dB, 1 kHz at 1 Pa
106 dB, 1 kHz at Max SPL
Powered by camera battery (plug-in power)
3.5mm stereo microphone cable
ON/OFF
Φ22.5 × 118 mm
75 g
The V9 ultra-compact stereo microphone suits diverse professional and everyday recording scenarios: news interviews and EFP field reporting, vlog and short-video audio capture, high-fidelity external recording for smartphones, audio upgrades for camcorders and mirrorless cameras, meeting and lecture recording, and podcast or spoken-word content creation. Its lightweight design and excellent noise rejection ensure consistently professional results.
Explore more Harmonai professional audio gear—or contact our technical consultants for customized solutions.