Dual-channel true diversity wireless headworn microphone product image

Product Overview

The Harmonai DT206 dual-channel true diversity wireless headworn microphone system is a professional-grade solution designed for mobile applications including live performance, event hosting, training, and fitness instruction. Featuring UHF dual-band operation (530–580 MHz / 615–665 MHz) and advanced digital ID pilot tone technology, it completely eliminates frequency interference. True diversity reception ensures stable, reliable signal transmission up to 100 meters. The headworn design frees the user’s hands while maintaining clear, consistent vocal reproduction during movement. With 200 built-in selectable frequencies, one-touch automatic clean-channel search and infrared sync functionality are supported. Precise 20-step electronic volume control, signal-to-noise ratio exceeding 105 dB, dynamic range greater than 100 dB, and system distortion below 0.5% deliver high-fidelity audio performance across all professional use cases.

Digital ID Pilot Tone Technology

Advanced digital ID pilot tone — fully eliminates frequency interference

Reception Technology

True diversity reception, effective range up to 100 meters

Frequency Band

UHF 530–580 MHz / 615–665 MHz

Selectable Frequencies

200 channels

Electronic Volume Control

20-step adjustment

Receiver Sensitivity

−94 dBm (30 dB)

Image Rejection

>60 dB

Frequency Stability

±0.005%

Modulation Method

FM

Maximum Frequency Deviation

±45 kHz

Audio Response

50 Hz–18 kHz (±3 dB)

Signal-to-Noise Ratio

>105 dB

Dynamic Range

>100 dB

System Distortion

<0.5%

Harmonic Radiation

<−63 dBm

Bandwidth

40 MHz

Maximum Input Sound Pressure Level

130 dB SPL

Current Consumption

<110 mA

Transmitter Output Power

30 mW

Operating Temperature

−10°C to 55°C

Receiver Power Supply

12 V / 1 A

Transmitter Power Supply

2 × 1.5 V

Recommended Applications

The DT206 true diversity wireless headworn microphone system is ideal for any professional scenario requiring hands-free operation: performers and hosts moving freely on stage or at events; instructors and professors writing on whiteboards or demonstrating teaching tools without hand constraints; fitness and yoga instructors guiding participants’ movements while delivering clear voice instructions; and corporate trainers, product launch presenters, or roadshow speakers using expressive body language. Intelligent field-strength detection monitors RF interference in real time, while feedback suppression and mobile-phone interference resistance ensure stable operation even in complex electromagnetic environments.

For more product details or customized wireless microphone system solutions, contact the Harmonai professional team — we provide one-on-one technical support and consultation.