






Dual Transmitters + One Receiver for Flexible Recording
48kHz / 16-Bit Professional Audio Recording
Auto Frequency Adjustment & Ultra-Low Latency <20ms
200 Metre Line Of Sight Transmission Range
Internal Microphone and Optional External 3.5mm Jack Microphone
Free UK Shipping
30 days Easy Returns
The Comica BoomX-D (D2) is a professional-grade, dual-channel 2.4G digital wireless microphone system designed specifically for photographers, videographers, and content creators. It offers a robust, interference-free audio solution that complies with UK and EU legal frequency standards.
Advanced Hardware & Design
Dual-Channel System: The D2 kit includes two transmitters (TX) and one receiver (RX), allowing for simultaneous recording of two sound sources.
Premium Build: Encased in a metal housing, the units provide superior shielding against electromagnetic interference while remaining compact and portable.
Integrated Monitoring: The receiver features a 3.5mm headphone jack, enabling real-time audio monitoring to ensure signal integrity throughout the recording process.
Visual Interface: High-clear LCD screens display critical data, including battery levels and real-time audio dynamics.
Versatile Audio Modes
Dual Input Modes: Each transmitter supports both an internal microphone (for quick, clip-on use) and an external lavalier microphone (for a discrete, professional look).
Mono/Stereo Switching: Users can toggle between Mono and Stereo output modes depending on the environment and post-production needs.
Note: Smartphones typically do not support stereo output through this configuration.
Performance & Reliability
Auto-Frequency Adjustment: The system automatically pairs and selects the most stable channel to avoid signal drops and ensure a smooth transmission.
High-Fidelity Sound: By utilizing 48KHz - 16Bit technology, the BoomX-D2 captures broadcast-quality audio with natural transitions and minimal noise.
Extended Range: With a working distance of up to 200 metres in open areas, it provides the flexibility required for complex outdoor shoots without fear of sync issues or significant delays.
Portability & Power
The system is designed for the creator on the move, featuring multi-functional belt clips for easy attachment to talent or camera cold shoes. The built-in lithium batteries offer 5 hours of runtime and are easily recharged via the side-mounted USB-C interface, ensuring the system is ready for demanding production schedules.
Key Technical Specifications
| Feature | Specification |
| Wireless Technology | 2.4G Digital RF (Global Free Frequency) |
| Audio Quality | 48KHz / 16-bit Professional Recording |
| Latency | < 20ms (Low Latency) |
| Transmission Range | Up to 200m (Line of Sight) |
| Battery Life | Up to 5 Hours (Internal Lithium) |
| Charging Port | USB-C |
Orders are processed and shipped promptly. Returns accepted within 30 days if unused and in original condition. Faulty items can be returned within 60 days for exchange or refund. All products include a 12-month manufacturer warranty.


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