TFZ EarAcoustic Audio STA-Pro/Ultra/Pro Max 2 Dynamic Driver IEMs

Year of the Snake Limited Edition Dual Dynamic Driver IEMs

Collector’s Edition with Snake Elegance: Dual-DD Power, Punchy Bass, and High-Value Sound

The EarAcoustic STA-Pro Series (codenamed "Silver Angel") brings high-fidelity dual-dynamic driver performance in a stunning Year of the Snake Limited Edition design. Each model features glossy resin faceplates with intricate snake motifs (unique color combos per variant), premium builds, and a fun, engaging sound tuned for bass lovers and everyday listeners.

This series delivers clean, fast transients, natural tones, and strong dynamics — all at unbeatable prices:

• STA-Pro  — Balanced entry-level gem
• STA-Pro Ultra — Graphene clarity upgrade
• STA-Pro Max  — Authoritative LCP slam & stage

Perfect for upgrading from stock earbuds or adding limited-edition flair to your collection.

Key Features & Highlights

• Year of the Snake Limited Edition — Glossy resin faceplates with detailed snake vector art (left ear) + EarAcoustic branding (right); distinct colors per model for collector appeal
• High-Performance Dual-Dynamic Driver Setup — 10mm large driver handles punchy bass & clean mids + 6mm micro driver boosts treble clarity & speed
• Tesla-Level Magnetic Architecture — Dual N50 magnets for high flux, ultra-low distortion, and quick response
• Professionally Crafted Acoustic Cavity — Dual-cavity design optimized via simulations for ideal tuning, low THD, and versatile genre performance
• Pure & Natural Tone — Fast, responsive profile with textured sub-bass, rich mids, and sparkling (non-fatiguing) highs
• Premium Build — Zinc alloy electroplated frames + ABS resin electroplated cavities (durable, lightweight, comfortable)
• High-Purity Hybrid Cable — Oxygen-free copper + silver-plated copper mix (1.2m, 0.78mm 2-pin detachable) for clean signal
• Easy Drive — Low impedance & high sensitivity — great with phones, dongles, and DAPs

Model Breakdown & Technical Specs

STA-Pro

• Driver: 10mm Dual-Magnetic Composite Diaphragm DD + 6mm Composite Diaphragm DD
• Impedance: 22Ω
• Sensitivity: 108dB
• Frequency Response: 10Hz–30kHz
• Signature Strengths: Rich, organic, lively balance — sharp dynamics and smooth detail at an entry price

STA-Pro Ultra

• Driver: 10mm Dual-Magnetic Graphene Diaphragm DD + 6mm Titanium-Plated Diaphragm DD
• Impedance: 18Ω
• Sensitivity: 113dB
• Frequency Response: 10Hz–30kHz
• Signature Strengths: Superior resolution, speed, and clarity — graphene brings extra detail and refinement

STA-Pro Max

• Driver: 10mm Dual-Magnetic LCP Diaphragm DD + 6mm Titanium-Plated Diaphragm DD
• Impedance: 30Ω
• Sensitivity: 110dB
• Frequency Response: 10Hz–30kHz
• Signature Strengths: Voluminous, layered bass; thick note-weight; huge stage — most authoritative and musical of the trio

All models share: 0.78mm 2-pin connectors, hybrid cable, excellent passive isolation, and lightweight ergonomic fit.

Sound Signature & Performance

Community reviews (Head-Fi) highlight the series as standout budget dual-DD performers:

• Bass — Glorious sub-bass extension & texture (especially punchy on Max with LCP driver); fast decay, no mud
• Mids — Clean, natural, forward vocals; rich timbre without shoutiness
• Treble — Sparkling detail & air; fast transients, low fatigue
• Technicalities — Impressive width, layering, and dynamics for the price — "fun yet refined," "bass to die for" (especially Max)
• Overall — Engaging, musical tuning with warmth; shines on EDM, rock, pop, and vocals — "refreshing value king"

What's in the Box?

• EarAcoustic STA-Pro Series IEMs (chosen model)
• High-purity hybrid OCC + silver-plated cable (1.2m)
• Premium zip-up hard carrying case
• Multiple ear tips (silicone, wide-bore, S/M/L sizes)
• User manual & authenticity card

Why Choose the EarAcoustic STA-Pro Series?

Limited-edition Year of the Snake style meets serious dual-DD tech — from budget-friendly entry (STA-Pro) to flagship-level fun (STA-Pro Max). Whether you want collector vibes, bass impact, or everyday musicality, this series has you covered.