Campfire Audio Supermoon Planar IEMs + Relay DAC/AMP Portable Hi-Fi Bundle

Experience reference-level portable audio with the ultimate Campfire Audio pairing: the Supermoon Planar Magnetic IEMs and the Relay DAC/AMP. Designed for audiophiles, musicians, and critical listeners, this powerful combination delivers exceptional clarity, expansive soundstage, and precision tuning in a travel-ready format.

The Supermoon features a full-range 14mm planar magnetic driver, offering lightning-fast transient response, tight controlled bass, and remarkable detail across the entire frequency range. Hand-assembled in Portland, Oregon, with a stainless steel faceplate, stainless steel nozzle, and custom MMCX connectors, it blends durability with acoustic excellence.

Paired with the Relay DAC/AMP — powered by the AKM SEQ 4493 DAC chip and dual ultra-low-noise amplifiers — this bundle unlocks high-resolution DSD and PCM playback with balanced and single-ended outputs. With selectable gain modes, six digital filters, and precise 60-step volume control, Relay ensures the Supermoon performs at its absolute best anywhere you listen.

Specifications

• IEM Driver Type: Full-range 14mm planar magnetic driver
• IEM Impedance: 15.5Ω @ 1kHz
• IEM Frequency Response: 5Hz – 20kHz
• IEM SPL: 94dB @ 1kHz (54 mVrms)
• IEM Total Harmonic Distortion: Less than 1%
• IEM Housing: Aggregate ear-shaped body with hand-polished stainless steel faceplate
• IEM Nozzle: Durable stainless steel nozzle
• IEM Connector: Custom matrix MMCX connectors
• IEM Pressure Control: Internal pressure-control ventilation system
• IEM Assembly: Hand-assembled in Portland, Oregon
• DAC Chip: AKM SEQ 4493
• Amplifiers: Two ultra-low-noise, high-output drivers
• Gain Modes: High and Low selectable gain
• Digital Filters: Six user-selectable filter modes
• Volume Control: 60-step built-in digital volume adjustment
• Playback Controls: Integrated media playback buttons
• Outputs: 3.5mm single-ended and 4.4mm balanced headphone outputs
• Audio Formats Supported: DSD and PCM
• DAC/AMP Construction: Compact, durable portable housing
• Design Origin: Designed by Campfire Audio, USA

What It's Great At

• Delivering ultra-detailed, fast, and dynamic planar magnetic sound on the go
• Powering both sensitive IEMs and demanding headphones with clean, low-noise amplification
• Providing balanced and single-ended connectivity for maximum versatility
• High-resolution DSD and PCM playback for audiophile-grade performance
• Studio monitoring, mixing, and critical listening in a portable setup
• Travel-friendly high-end audio without compromising build quality or durability

Expanded Key Features List

• 14mm Planar Magnetic Driver: Delivers fast transient response, exceptional instrument separation, tight bass impact, and full-range clarity across the frequency spectrum.
• AKM SEQ 4493 DAC Chip: Provides high-resolution decoding with refined detail, natural tonality, and musical warmth for DSD and PCM playback.
• Dual Ultra-Low-Noise Amplifiers: Ensures clean, distortion-free power for both efficient IEMs and higher-impedance headphones.
• Balanced and Single-Ended Outputs: Includes 3.5mm and 4.4mm connections for flexible compatibility with premium cables and headphones.
• Six Digital Filter Modes: Allows users to fine-tune sound characteristics to match personal listening preferences and music genres.
• High/Low Gain Selection: Optimizes output levels for different headphone sensitivities and listening environments.
• Premium Stainless Steel Construction: Features a durable faceplate and nozzle for long-term reliability and daily use.
• Hand-Assembled Craftsmanship: Built, tested, and finalized in Portland, Oregon for precision quality control and performance consistency.

FAQ Section

Q: What makes this bundle ideal for portable audiophile listening?
A: The Supermoon’s full-range planar magnetic driver delivers fast, detailed sound, while the Relay DAC/AMP provides high-resolution decoding and powerful amplification in a compact, travel-ready form.

Q: Does the Relay DAC/AMP provide enough power for demanding headphones?
A: Yes, with dual ultra-low-noise amplifiers and a selectable high-gain mode, it can drive high-impedance headphones as well as sensitive IEMs.

Q: What are the benefits of planar magnetic IEMs compared to dynamic drivers?
A: Planar magnetic drivers typically offer faster transient response, improved clarity, and a wider soundstage for a more detailed and immersive listening experience.

Q: Does this setup support balanced audio connections?
A: Yes, the Relay includes a 4.4mm balanced output in addition to a 3.5mm single-ended output for flexible connectivity.

Q: Is this bundle suitable for professional studio use?
A: Absolutely. The Supermoon’s accurate tuning and wide frequency response make it excellent for monitoring, mixing, and critical listening applications.

Q: What audio formats are supported by the Relay?
A: The Relay supports high-resolution DSD and PCM audio formats for detailed and dynamic playback.

Q: How durable is the Supermoon for daily use?
A: With a stainless steel faceplate, stainless steel nozzle, and reinforced MMCX connectors, it is built for long-term durability and consistent performance.

Q: Where are these products designed and built?
A: The Supermoon is hand-assembled in Portland, Oregon, and the Relay DAC/AMP is designed by Campfire Audio in the USA.