If you’re looking for an ultra-affordable IEM that punches far above its price tag in bass performance, the KZ EDX Pro is a true budget bass beast. In this review, we break down its specs:
Specifications
| Feature | Details |
|---|---|
| Brand | Knowledge Zenith (KZ) |
| Model | EDX Pro |
| Driver Configuration | 1 Dynamic Driver (10mm) |
| Driver Type | Dual Magnetic Circuit Dynamic Driver |
| Impedance | 24Ω |
| Sensitivity | 112dB ± 1dB |
| Frequency Response | 10Hz – 20kHz |
| Cable | 2-pin 0.75mm detachable cable |
| Plug Type | 3.5mm straight |
| Mic Option | Available (optional) |
| Housing Material | Resin shell with metal faceplate |
| Weight | 18g (pair) |
| Color Options | Clear, Black, White |
| Fit Type | In-ear, ergonomic design |
Who Should Buy the KZ EDX Pro and Why?
The KZ EDX Pro is perfect for:
- Bass lovers who want deep sub-bass and impactful low-end rumble.
- Casual music listeners who enjoy genres like EDM, hip-hop, Bollywood, or trap.
- New audiophiles looking for a powerful first IEM without spending much.
- Gamers and content consumers who want immersive sound with good spatial cues.
Its energetic V-shaped tuning makes it fun, punchy, and non-fatiguing, even after hours of use. The detachable cable and optional mic add flexibility for daily mobile use or upgrades.
Since its launch, the KZ EDX Pro has become a viral budget pick among audio communities on YouTube, Reddit, and audio forums. It’s often called the “basshead’s gateway IEM” for a reason rarely does a sub-₹1,000 IEM deliver this level of punch, clarity, and styling.
However, KZ EDX Pro also has some cons:
- Recessed Mids – Vocals and instruments like guitars can sound distant due to the strong V-shaped tuning.
- Peaky Treble – Treble can feel harsh or sibilant, especially at higher volumes.
- Narrow Soundstage – Lacks width and spatial separation; can sound closed-in.
- Low-Quality Stock Cable – Thin, easily tangled, and not durable.
- Not Suitable for Neutral Listening – Tuning is colored and fun but not accurate for reference use.
But The KZ EDX Pro responds well to EQ and simple hardware tweaks, allowing users to tune it based on personal taste:
- Use Dolby Atmos or Poweramp’s Spatial Effects for wider soundstage and more immersive music playback.
- For iOS users, try EQ apps like Boom or EqPlayer with similar band control.
- Enhance soundstage by using foam or semi-open eartips and enabling virtual surround features like Dolby Atmos or Wavelet’s spatializer.
Steps to improve the KZ EDX Pro’s cons using the Wavelet app:
1. Fix Recessed Mids (Boost Vocals)
- Increase the 250Hz–500Hz range to bring forward vocals and mid-range instruments.
- Result: Vocals and guitars will sound more present and clear.
2. Tame Harsh Treble (Reduce Sibilance)
- Lower the 6kHz–8kHz frequencies to reduce sharpness and sibilance.
- Result: High frequencies become smoother and more natural.
3. Control Bass Boom & Increase Low-End:
Increase the 50Hz–125Hz frequency range slightly to add more weight and depth to the bass.
- Start with a boost of around +2 to +3 dB in this region. Ensure you don’t overdo it to avoid bass overpowering other frequencies or causing muddiness.
- Optionally, use Wavelet’s “Bass Boost” feature for additional low-end enhancement. Adjust the low-end slider to fine-tune the bass to your liking.
- Result: The bass will become fuller and more impactful without losing control or clarity.
With just these tweaks, the KZ EDX Pro goes from a budget bass-banger to a much more balanced, versatile IEM that still keeps its fun character.
Link to buy: Amazon (affiliate link)
Also read: TWS under 2k