TRN
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A 10mm dynamic driver IEM with a detachable 0.78mm 2-pin cable, available in 3.5mm single-ended and 4.4mm balanced configurations—crafted for listeners who want expressive, musical sound with the flexibility to upgrade their cable.
The TRN MERMAID is a single dynamic driver in-ear monitor designed to deliver a rich, engaging, and musical listening experience. At its core is a 10mm dynamic driver tuned for a full-bodied sound signature with extended bass, natural midrange presence, and smooth treble extension. The 0.78mm 2-pin detachable cable system allows easy cable swaps and upgrades, while the choice of 3.5mm single-ended or 4.4mm balanced termination ensures compatibility with a wide range of sources. Available in two distinctive colorways—Green and Purple—the MERMAID combines expressive aesthetics with genuine audiophile performance at an accessible price point.
| Driver Type | 10mm Dynamic Driver |
|---|---|
| Connector | 0.78mm 2-Pin Detachable |
| Cable Termination | 3.5mm Single-Ended / 4.4mm Balanced (Pentaconn) |
| Frequency Response | 20Hz – 20kHz |
| Impedance | ~32Ω |
| Sensitivity | ~108dB/mW |
| Cable Length | Approx. 120cm |
| Colorways | Green, Purple |
| Weight | Approx. 25g (without cable) |
⚠️ The 4.4mm balanced version requires a source device with a 4.4mm balanced output. Please verify your DAP or amplifier compatibility before ordering. Cable and shell color correspond to the selected variant.
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.
Main tracking portal: https://t.17track.net/
📧 Email: support@thehificat.com
📞 Tel: +8619270016096
