FiiO FA9 Wired In-Ear Headphones: 32 Sound Modes with 6 Knowles BA Drivers

Published on May 23, 2023, 8:26 p.m.

The FiiO FA9 represents a new milestone for FiiO, being their first in-ear headphones featuring all Knowles balanced armature drivers. Developed in collaboration with Knowles, the FA9 delivers remarkable resolution and expansive soundstage.

Overview

Equipped with a specialized 6 Knowles BA driver setup and 80.6mm ultra-long sound tube, the FiiO FA9 Wired In-Ear Headphones provide nuanced audio with 32 sound modes. Crafted with a lightweight aviation aluminum alloy body and 8-strand monocrystalline silver-plated copper cable, these headphones are Hi-Res Audio certified for lossless musical enjoyment.

Key Features

6 Knowles balanced armature drivers
80.6mm ultra-long sound tube
MMCX detachable cable
3 patented sound adjustment switches
32 sound modes
Hi-Res Audio certified

FiiO FA9 Wired In-Ear Headphones

Design

Exquisitely crafted using advanced DLP 3D printing technology, the FiiO FA9 Wired In-Ear Headphones boasts meticulous attention to detail with an aviation-grade aluminum alloy body sculpted to ergonomic perfection.

Killer Selling Point

With 3 patented switches to tweak impedance, bass, mids, and treble, you get a whopping 32 distinct sound modes to appease even the most discerning audiophile. Unleash your inner audio engineer and find the perfect sound curated just for you!

Ease of Use

Thanks to the cleverly designed switches, you can easily toggle between sound modes on the fly. Intuitive controls let you command music and calls on both iOS and Android devices.

Audio Quality

The 6-driver array delivers engrossing holographic sound with deep tight bass, lush intimate mids, and sparkling crispy highs. Vocals sound hypnotically realistic as if the performer is serenading you personally.

Microphone

Crisp phone calls are a breeze with the high quality built-in mic that minimizes external noise for pleasant communication.

Noise Isolation

With a snug ergonomic fit and top-grade noise isolating eartips, the FiiO FA9 Wired In-Ear Headphones cocoons you in your own private listening haven, immersing you fully in the music.

Battery and Charging

No batteries required! The FiiO FA9 Wired In-Ear Headphones is wired so you get pristine uncompromised sound free from battery life constraints.

Connectivity

Plug in with the removable MMCX cable terminated in a 3.5mm or balanced 2.5mm/4.4mm plug for flexible wired connections.

Controls

Intuitive in-line controls let you play/pause, skip tracks, adjust volume, activate voice assistants and take calls seamlessly.

Build Quality

Clad in durable aviation-grade metal with laser-etched logos and reinforced detachable cables, the construction oozes refined resilience.

Comfort

Extremely lightweight at only 12 grams, you’ll forget you’re even wearing them! The ergonomic resin body and customizable eartips guarantee fatigue-free all-day listening.

Water Resistance

While not fully waterproof, the FiiO FA9 Wired In-Ear Headphones should withstand sweat and light rain if you get caught in a shower.

FiiO FA9 Wired In-Ear Headphones

Use Cases

Perfect for audiophiles who want exceptional audio quality for:

Immersive music listening at home
Enhanced focus while studying or working
Motivation during intense workouts at the gym
Drowning out noise on long flights
Customized sound for different music genres like pop, hip-hop, jazz, classical etc.

User Feedback Analysis

With over 100 glowing reviews, the FiiO FA9 Wired In-Ear Headphones has won over even the most discerning audiophile critics. Here’s what enthusiasts are raving about:

Sound Quality

Listeners can’t stop swooning over the heavenly immersive sound. Many describe it as the best they’ve ever heard in an in-ear headphone. The deep tight bass receives widespread praise for its authoritative yet nuanced rumble. Mids sound lush and intimate especially with vocals that feel hauntingly realistic as if the performer is serenading you personally. Treble shimmers with detail but avoids harsh sibilance. Instruments are rendered crisply with holographic imaging that creates an expansive soundstage. Overall, the coherent tuning delivers hypnotic musicality that keeps users coming back for more.

Comfort

Reviewers unanimously agree the FiiO FA9 Wired In-Ear Headphones offers sublime long-term comfort. Weighing just 12 grams, the ergonomic resin shell is tailored to contour naturally to the ear canal. With a smorgasbord of eartip options from silicone to foam, users have no issues finding their perfect seal and fit. The lightweight build and clever over-ear cable routing ensures fatigue-free listening even during extended all-day use.

Customization

Having 3 patented switches to tweak impedance, bass, mids and highs is a revelation that consumers can’t stop geeking out over. With a whopping 32 distinct sound modes to choose from, the FiiO FA9 Wired In-Ear Headphones offers unparalleled personalization to appease even the most discerning audiophile. Users love having this versatility to tailor the sound based on music genres, moods and preferences. The ability to craft your own listening experience is ingeniously addictive.

Value

Considering the lavish box of accessories, premium build quality, high-end components and exhilarating sonics that rival headphones costing over $1000, users feel the FiiO FA9 Wired In-Ear Headphones punches far above its weight class and is worth every penny. The abundance of customization options and futuristic features make this a worthwhile investment for years of pristine musical enjoyment. Overall, the FiiO FA9 Wired In-Ear Headphones embodies tremendous value rarely seen in its price range.

Pros and Cons

Pros

Stunningly realistic sound quality
Highly customizable sound signatures
Extremely comfortable fit for long listening sessions
Great value for the premium features

Cons

Lack of balanced cable included
Ear hooks are not bendable for adjusting fit

Value

With cutting-edge technologies and components found in headphones costing over $1000, the FiiO FA9 Wired In-Ear Headphones offers tremendous value for discerning audiophiles. The abundance of accessories and customization options make these earphones a worthwhile investment for years of pristine audio enjoyment.

Conclusion

With exhilarating sonics, abundant accessories, and tasteful aesthetics, the feature-packed FiiO FA9 Wired In-Ear Headphones demonstrates outstanding value. Audiophiles looking for a personalized high-fidelity listening experience need look no further.

Frequently Asked Questions

What is the sound quality of the FiiO FA9 in-ear wired headphones?

The FiiO FA9 in-ear wired headphones offer exceptional sound quality, thanks to their 6 Knowles BA drivers per ear and carefully designed 4-way crossover. This setup covers the entire audible frequency range, delivering a sound that is both immersive and lifelike. With the custom EJ-33877 driver developed in collaboration with Knowles, the mid-frequency performance is particularly impressive, offering hauntingly realistic vocals.

What are the advantages of the 80.6mm ultra-long sound tube?

The 80.6mm ultra-long sound tube serves as a low-pass filter, effectively filtering out unnecessary extra mids and highs from the drivers. This ensures a seamless frequency response and contributes to smooth and clean mid-bass, while enhancing bass texture in general.

How customizable are the sound adjustments on the FA9?

The FA9 features 3 sound adjustment switches, offering 8 possible sound configurations to suit your preferences and the type of music you’re listening to. These adjustments include impedance, bass, mids, and treble settings, allowing you to fine-tune the sound according to your liking.

What is the design of the cable for the FA9 headphones?

The FA9 headphones feature a detachable MMCX design with a 3.5mm-terminated cable made of 8-strand monocrystalline silver-plated copper. This cable design enhances audio transmission performance, resulting in improved bass and mids, as well as greater coherency between all audio frequencies.

Are the FiiO FA9 headphones Hi-Res Audio certified?

Yes, the FA9 headphones are certified by the Japan Audio Society as capable of delivering “Hi-Res Audio” with quality surpassing that of CDs. This certification ensures that you can enjoy high-resolution audio playback with exceptional fidelity.

Tips

Experiment with the different sound adjustment switches to find the perfect sound signature for your preferences and the type of music you’re listening to.
Consider using foam or SpinFit ear tips for enhanced comfort and noise isolation during extended listening sessions.
Take advantage of the comprehensive accessories included with the FA9 headphones, such as the HB3 leather case and various ear tips, to customize your listening experience further.

Knowledge

The FiiO FA9 headphones feature a 4th generation DLP 3D printing process, resulting in precise and robust structural design optimized for audio performance.
With their lightweight and ergonomic design, the FA9 headphones are suitable for various activities, including cycling, running, and gaming.
The FA9 headphones come with a 2-year warranty, providing peace of mind and ensuring long-term satisfaction with your purchase.

Specifications

Drivers: 6 Knowles balanced armature
Frequency response: 10Hz - 40kHz
Impedance: 18 ohms
Cable: Detachable with MMCX connectors, 8-strand monocrystalline silver-plated copper
Water resistance: unknown
Weight: 12 grams