Relacart HM-600S: Omnidirectional headset microphone
Model HM-600S

Overview
The HM-600S is a back-electret omnidirectional condenser headset microphone designed to deliver maximum comfort and natural voice pickup.
Its lightweight skin-tone design and adjustable microphone arm allow the capsule to be positioned precisely and discreetly, making it ideal for stage use, fitness, and conferences.
The high signal-to-noise ratio and wide frequency range produce a clear, defined sound even in demanding environments.
Technical specifications
Type
Back-electret condenser headworn microphone
Element
Back electret condenser
Polar Pattern
Omnidirectional
Sensitivity
-40.5 dB ± 2 dB
Output Impedance
≤ 2.2 kΩ
Signal-to-Noise Ratio
≥ 59 dB
Maximum SPL
≈ 132 dB
Frequency Response
20 Hz – 18 kHz
Color
Beige (skin tone)
Capsule Dimensions
Φ4.0 × 1.5 mm
Phantom Power
2 – 10 V DC (from bodypack or compatible interface)
Cable Length
1 m (fixed to the headset)
Connector
4-pin mini XLR (TA4F/TAF4, compatible with Relacart bodypacks)
Weight
Lightweight, suitable for extended head-worn use
Applications
Aerobics, presentations, education, worship, conferences, and live performances
Recommended Compatibility
Relacart bodypack transmitters UT-222, UR-222S, and others with mini XLR-4P input
Key features
- Lightweight skin-tone headset design with adjustable microphone arm for precise capsule positioning.
- Back-electret omnidirectional capsule with a frequency response of 20 Hz to 18 kHz for natural voice reproduction.
- High signal-to-noise ratio and high maximum SPL, suited for dynamic applications such as aerobics and live presentations.
- 1 m cable with a mini XLR-4P connector compatible with Relacart wireless bodypacks including UT-222 and UR-222S systems.
- Ideal for hands-free applications in education, worship, conferences, stage performances, and sports activities.
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