EarAcoustic x Zkaaai Cipher IEM – Limited Edition Flagship In-Ear Monitor

The EarAcoustic x Zkaaai Cipher IEM is a groundbreaking collaboration between Lyrine Studio and Zkaaai, combining cutting-edge acoustic engineering with stunning jewelry-grade craftsmanship. Built around a nano-crystal ceramic diaphragm dome with a flexible polymer polyurethane suspension and a dual-magnetic Tesla dynamic engine, Cipher delivers an airy, sweet tuning that balances warmth, detail, and precision across all frequencies.

With its innovative Nebula Sound Field design, optimized via fluid dynamics simulation, Cipher achieves a truly three-dimensional soundstage where sweetness and transients coexist naturally. The result is a Hi-Fi benchmark earphone for every scenario—from audiophile listening to professional monitoring.

Every pair of Cipher IEMs is finished with starry crystal diamond surface craftsmanship on a 7075 aviation-grade aluminum shell, offering not just resonance suppression and durability but also a brilliant, futuristic aesthetic. At just 4.1g per earpiece, Cipher is lightweight, comfortable, and designed for long listening sessions without fatigue.

Key Features of Cipher IEM

• Nano-Crystal Ceramic Dome + Polyurethane Suspension: Diamond-grade zirconium oxide dome with >99% distortion suppression and <0.05% THD.

• Dual Magnetic Tesla Engine: Dual-ring magnetic circuit with enhanced mid-high precision and powerful low-end transient response.

• Nebula Sound Field Design: Spiral groove acoustic outlet optimized via fluid dynamics for extended overtones up to 30kHz.

• Crystal Diamond Surface Craftsmanship: 7075 aviation aluminum shell with precision machining and jewelry-like finish.

• Sweet & Airy Tuning: Refined FR curve avoids harsh peaks (6–8kHz) and extends overtone decay by 300%.

• Lightweight Comfort: Just 4.1g per earpiece with ergonomic fit and smooth finish for fatigue-free wear.

Specifications

• Model: Cipher

• Driver Unit: 10mm Nano-Crystal Ceramic Dome + Flexible Polymer Polyurethane Surround

• Magnetic Circuit: Dual Magnetic Circuit & Dual Cavity Tesla Neodymium Magnet

• Frequency Response: 5Hz – 30kHz

• Impedance: 22Ω

• Power: 3mW nominal / 5mW max

• Sensitivity:

  • 110dB/mW (3.5mm Version)

  • 113dB/mW (Type-C Version)

• Cable:

  •  Silver-plated 2-pair twisted (3.5mm)

  • Silver-plated 2-pair twisted (Type-C)

• Connector: Non-replaceable cable

• Plug Options: 3.5mm DC 4-pole gold-plated | Type-C Digital Decoding

Packing List

• Cipher x Zkaaai Co-Branded IEM *1

• Custom Packaging Box *1

• Headphone Storage Pouch *1

• Eartips (3 pairs)

• Zkaaai Collector Card *1

• Instruction Manual *1

AUDIOCULAR SPARK Hi-Res Portable DAC Dongle (CX31993 + MAX Amp)

Experience Studio-Grade Audio Anywhere

The AUDIOCULAR SPARK is a premium Type-C to 3.5mm portable DAC dongle, built to transform your everyday listening into a high-fidelity experience. Powered by the flagship CX31993 DAC chip and MAX97220 amplifier, the SPARK delivers studio-quality audio with exceptional clarity, rich bass, and crisp detail—making it the ideal upgrade for audiophiles, music lovers, and gamers on the go.

Key Features

🎧 Flagship DAC + Amplifier Combo

Featuring the powerful CX31993 DAC and MAX97220 amp, SPARK offers expansive sound with dynamic lows, smooth mids, and ultra-clear highs—free from distortion or harshness.

🔊 Hi-Res Audio Support (32bit/384kHz)

Enjoy PCM 32bit/384kHz and ADC 24bit/96kHz audio decoding. With an SNR >124dB and THD+N as low as 0.000003, your audio stays pure, detailed, and immersive.

💪 High Power Output

SPARK delivers up to 63mW at 32Ω, ideal for driving IEMs and headphones between 16–32Ω. Whether you're on mobile or desktop, hear your music fully come alive.

🎵 Immersive Soundstage & Isolation

Perfect for gaming or movies, SPARK creates a wide and accurate soundstage, restoring subtle background effects while reducing external noise distractions.

🔗 Seamless Type-C to 3.5mm Compatibility

Easily connect your favorite wired headphones to smartphones, tablets, or notebooks with USB-C ports—no compromises on sound quality.

🧳 Ultra-Portable and Travel-Ready

Its compact, lightweight design fits easily in your pocket or case—ideal for commuting, working, or relaxing on the go.

🛠️ Durable & Audiophile-Grade Build

Built with 8-strand silver-plated copper wire and a gold-plated 3.5mm jack, the SPARK ensures optimal conductivity, durability, and long-term performance.

🔌 Universal Device Support

Works flawlessly with most Android phones, laptops, and tablets with Type-C ports—no driver required for plug-and-play convenience.

Specifications

• Model: AUDIOCULAR SPARK

• DAC Chip: CX31993

• Amp Chip: MAX97220

• Decoding Support: PCM 32bit/384kHz, ADC 24bit/96kHz

• Power Output: 63mW @ 32Ω

• Signal-to-Noise Ratio (SNR): >124dB

• Dynamic Range (DNR): >120dB

• THD+N: 0.000003

• Compatibility: 16–32Ω headphones

• Connector: USB Type-C to 3.5mm

Why Choose AUDIOCULAR SPARK?

If you're looking for a hi-res DAC dongle under budget that doesn’t compromise on build quality, sound fidelity, or power output, the AUDIOCULAR SPARK is your ideal pick. It’s a true plug-and-play solution that elevates your everyday audio into a rich and immersive sonic journey.

✅ Ideal For

• Audiophiles & Music Enthusiasts

• On-the-go Hi-Fi Listening

• Mobile Gamers

• Commuters & Remote Workers