KEF M400 On-Ear Headphones
The KEF M400 are on-ear headphones designed for portable listening, combining a compact form with sound tuning intended for clarity and balance. They are suitable for everyday use with smartphones, portable players, and laptops.
Their closed-back, on-ear design helps provide a degree of isolation from external noise, making them appropriate for commuting, office use, or casual listening at home.
With a lightweight construction and straightforward connectivity, the M400 headphones offer a practical listening solution for users seeking portable audio from a well-established hi-fi brand.
| Product Type |
On-ear headphones |
| Design |
Closed-back |
| Driver |
40mm |
| Frequency Response |
20Hz - 20kHz |
| Sensitivity |
101.5dB±4dB (IEC-318 at 1KHz) |
| Impedance |
32±15%Ohm |
| Maximum Input Power |
30mW |
| Noise Attenuation |
-20dB |
| Connectivity |
1.3m Wired 3.5mm Jack |
| Weight |
175g |