NF Audio RA-05: Small Ergonomics Type-C DSP IEMs



RA05 is an entry-level IEM produced by NF Audio, a professional audio manufacturer. The RA05 features a 'small housing' with type c dsp cable, making it easy to fit in your ears and also ergonomically straight plug in to your phone without needing extra dongles or adaptor.


Unboxing, Design & Comfort:
The NF Audio RA05 arrives in attractive packaging that exudes sophistication. Opening the box reveals The IEMs its feel solid, designed to withstand regular use. The non-removable cable may be a limitation for some users, but it enhances the sleek design, additional nozzle tuning grills for customization, a soft pouch for storage, a manual, With the included MS42 eartips and ergonomic design, the RA05 provides a comfortable fit for extended listening sessions without causing fatigue.


Sound Quality:
The Bass on the RA05 is decent and fast, with a slightly boost that adds weight and depth to the overall sound. It's not most textured and rumble you can't find, but its does pretty good job for how small the iems are.

The Midrange is prominently too forward, which may not suit everyone taste. It tends to exhibit slight sibilance, recessed and a thin quality to vocals, which detracts from the overall richness of the sound. An EQ adjustment might be necessary to mitigate these issues, also i find that spinfit cp100+ suit this iems, it tames the sibilance a bit.

Treble performance is pretty good. It is clean, clear, pretty airy, and extends well into the upper frequencies. Details are well-rendered, making it enjoyable for people who like bright sound.

Imaging and Soundstage: This small iems supriesly offers a decently wide soundstage and respectable imaging, which enhances the listening experience, especially for genres that benefit from a wider presentation.

Overall Impression:
The NF Audio RA05 strikes a good balance between sound quality, design, comfort, and affordability. It excels in bass and treble reproduction but falls short in the midrange, which may require adjustment to suit individual preferences. It's an excellent choice for newcomers to portable audio or those looking for a budget-friendly yet capable wired IEM option.

Despite some midrange issues like prominences sibilance and thin vocals, the NF Audio RA05 delivers good performance given its price point. For anyone seeking a cost-effective entry into quality wired IEMs, the RA05 warrants serious consideration.

My Rating...
- Low: ★★★★☆
- Mid: ★★★✮☆
- High: ★★★★☆
- Technical: ★★★★☆ 
(4.6 /5) {☆ 0 point, ✮ 0.5 point, ★ 1 point}

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