Image not availableAudeze
MM-100 Professional
- Over-ear
- 20 Hz–25 kHz
- 1.0 lb · 475 g
PlanarOpen-backLikely to go on sale
Color not published
$299
1 retailer
Elex
The Focal Elex is a pair of 0.99 lb open-back over-ear headphones using 40 mm dynamic drivers, with a stated frequency response of 5 Hz–23 kHz.
- Type
- Over-ear
- Frequency
- 5 Hz–23 kHz
- Weight
- 1.0 lb · 450 g
- Impedance
- 80 Ω
Image not availableColor not published
What the data says
- Heavier than most headphones its size: 86% of 7 comparable headphones weigh less.
- Lowest in-stock price is 53% below list price this week.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 5, 2026
Focal’s own site doesn’t allow automated reading, so specs, prices and photos come from Headphones.com’s product page (headphones.com), a retailer that sells it. Unless marked otherwise, every spec is quoted from that page.
| Frequency response | 5 Hz–23 kHz |
|---|---|
| Driver | Dynamic |
| Driver size | 40 mm |
| Impedance | 80 Ω |
| Sensitivity | 104 dB SPL / 1 mW at 1 kHz |
| Type | Over-ear |
|---|---|
| Back | Open-back |
| Weight (manufacturer) | 0.99 lb (450 g) |
| Connection | Wired |
|---|
| Warranty | 1 year |
|---|
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