Earacoustic Audio
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The EarAcoustic Audio SPA-Limited Edition HiFi Earphones represent the pinnacle of audio engineering, offering an immersive listening experience with a unique combination of technology and design. Featuring a 11.4mm Titanium Gold Ball Top + Silicon Crystal Edge Double-sided Composite Diaphragm, these earphones provide superior sound quality with enhanced bass, clarity, and a rich soundstage.
With the dual-magnet and dual-chamber dynamic coil unit, the SPA-Limited Edition delivers exceptional sound fidelity, ensuring every detail is captured with high sensitivity and a wide frequency response range from 5Hz to 40kHz. Perfect for audiophiles, musicians, and those seeking the best in portable sound quality.
With the SPA-Limited Edition earphones, you're not just listening to music—you're experiencing it. From the deep, resonant bass to the intricate high frequencies, every note is delivered with clarity and precision. Perfect for audiophiles, musicians, and anyone seeking the ultimate listening experience.
Difference in Sound between SPA Hi End and SPA Pro Series
1.
The SPA Hi End series has a stronger atmosphere, higher durability, and outstanding compatibility with music styles.
SPA-Hi End,SPA-Hi End Ultra,SPA-Hi End MAX,SPA-Limited Edition
Hi End suffix: Low impedance, high sensitivity, easy to drive, beautiful sound, rich atmosphere, and full emotions
Ulta and MAX suffixes: represent the need for higher thrust combination, richer sound quality, and better potential.
Limited Edition suffix: It is a special edition with rich detail density and better warm and durable performance.
2.
The SPA Pro series has stronger professionalism, purer sound, higher fidelity, and moderate atmosphere for expressing emotions.
SPA-Pro, SPA-Pro Ultra, SPA-Pro MAX
Pro suffix: low impedance, high sensitivity, easy to drive, pure sound, perfect atmosphere and emotion
Ulta and MAX suffixes: represent the need for higher thrust combination, finer sound quality, and greater potential.
Parameter specifications：
Model:SPA-Limited Edition
Unit:11.4mm Titanium Gold Ball Top+Silicon Crystal EdgeDouble sided Composite Diaphragm Double Magnetic CircuitDouble Chamber Dynamic Coil Unit
Sensitivity:111dB
Impedance: 25 ohms
Frequency response range:5-40000Hz
Wire specification: 0.78MM dual pin LITZ coaxial bundle oxygenfree copper and silver plated wire mixed weave 1.20M
Product list：
1. [SPA-Limited Edition] In Ear Earphones * 1
2. Cable * 1
3. Earplugs * 7 (S, M, L)
4. Storage gift box * 1
5. Instruction manual * 1
6. lucky charm * 1
Characteristic:
1.SPA application the powerful dual magnetic Tesla magnetic coil technology.(N52 MAGNET:strong driving force.MAGNETIC FLUX>10000GS:abundant sense of energy)
2.SPA-Limited Edition adopts Titanium gold ball top & Double sided silicon crystal hanging edge innovation frontier combination.
Titanium metal vibration expansion modulus≈105~110GPa (Ultra low distortion titanium diaphragm ball top & ultra wideband double-sided vapor depositionsilicon crystaloscillator film hanging edge)
3.SPA explores the concepts of scientific and artistic tuning, with carefully optimized acoustic parameters.
(1).THD<0. 5%---Pure and natural tone
(2).Sensitivity>109 dB/mW---Easy to drive
(3).Intermodulation distortion<0.05%---Pure and durable tone
(4).Transient response time<3 milliseconds---Fast and clear rhythm
(5).Low frequency rebound < 40 milliseconds---Strong and obvious sense of rhythm
(6).Signal attenuation<0.5dB---The sound is transparent and delicate
BRAND CONCEPT
The EarAcoustic Audio brand is committed toproviding users with an ultra highquality audio-visual experience, witheach wired headphone productfocusing on precise reproduction ofsound and delicate conveyance ofmusical emotions. In terms of design,emphasis is placed on using elegant,simple, and exquisite lines, payingattention to the texture and comfort ofmaterials, ensuring high-qualitycraftsmanship, and selecting leadingacoustic technology materials toensure the durability and ultra-highsound quality ofthe headphones.
A new tariff system will take effect across all 27 EU member states starting 1 July 2026. The EU is abolishing the duty exemption for low-value parcels — all goods entering the EU will now be subject to customs duties, including a fixed duty of €3 per HS tariff code category for IOSS-declared goods under €150.
A handling surcharge of USD $5 has been applied to all standard shipments to EU countries on orders under $500. Orders over $500 qualify for free expedited shipping.
We collaborate with the following courier companies:
In the event that a shipment is refused, undeliverable, or returned to sender, HiFiCat will process a refund to the original payment method. If a customer requests reshipment, a reshipment fee will apply. A restocking fee of up to 20% may also apply.
All taxes and duties are prepaid (DDP). 5–10 working days. Free standard shipping.
Tracking examples:
Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Cyprus
All taxes and duties are prepaid (DDP). 10–15 working days.
💰 Shipping cost: $5.00 USD (orders $0–$500) | Free (orders $500+, via DHL Express)
Tracking examples:
Norway, Switzerland, Ukraine, Armenia, North Macedonia, Moldova, Monaco, San Marino, Vatican City, Serbia, Albania, Kosovo, Montenegro, Bosnia & Herzegovina, Belarus, Georgia, Andorra, Guernsey, Jersey, Faroe Islands, Svalbard & Jan Mayen, Guadeloupe, Réunion, Gibraltar, Isle of Man, Mayotte, Iceland, Liechtenstein, Turkey
All taxes and duties are prepaid (DDP). 10–15 working days. Free standard shipping.
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