KEF M100 In-Ear Headphones

KEF M100 In-Ear Headphones

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KEF design, engineer and manufacture some of the most impressive loudspeakers in the world, offering a level of dynamic thickness, tempered with glorious and beautiful higher frequencies and exceptional clarity that many lesser brands strive to achieve. KEF bring this philosophy of high quality audio reproduction from their loudspeakers and have integrated similar and equally innovative technology into their headphone models.

The M100 follows the design philosophy of their bigger brothers, the M200, comprising of an innovative design and a precise level of sonic engineering to offer a truly superlative sound for its price. They're also beautifully lightweight and greatly portable. Within the driver technology of the M100 are ingeniously damped full-range 10mm neodymium drivers, as well as a unique angled chamber, designed to minimise any potential unwanted distortion.



 Driver 10mm
 Frequency Response 20Hz~20kHz 
 Sensitivity 97 dB±4dB
(IEC-318 at 1KHz) 
Impedance  16±15% Ohm
Maximum Input Power  10mW 
 Noise Attenuation  -25dB
 Cable Length 1.3m 
 Connector 3.5mm 
 Weight 18g 

Providing your item is in stock, the order is usually dispatched within 24 hours. Please remember that postage and packing is completely free for orders over £50*. Out of stock items will be dispatched as soon as they become available, out of stock items can take between 4 to 21 days for dispatch.

Deliveries usually take 1-3 working days. The majority of orders are sent via our couriers'; Interlink Express on a next-day-delivery service. Smaller, low value or light-weight items are normally posted using Royal Mail Recorded or Royal Mail Special Delivery.

Once your product has been dispatched, you will be notified via email and sent a unique consignment number, you can use this number at to check the status of your delivery. If you have provided a mobile telephone number, Interlink's Predict service will notify you by text (and email) of a one-hour delivery window. If the window they suggest is inconvenient, you can change the date of delivery to a later one via text or email.

*We ship free of charge to mainland UK addresses, excluding the Scottish Highlands or 'Out-Of-Reach' Scottish locations. Please consult the post-codes below to see if your location falls within this category. If you are still unsure, please contact us on 01432 354921. We also ship to Northern Ireland, Channel Islands, Scilly Isles, Scottish Isles and Scottish Highlands, however delivery to these locations will incur a charge and can only be sent via a 2-day service.

Shipping CostsMainland UK (Next-Day)Offshore/Out-of-reach (2-day)Northern Ireland, Channel Islands, Isle of Man, Scottish Islands, Scilly IslandsRepublic of Ireland (2-day)
Under £50 Orders £7.50 £12.50 £15.00
Over £50 Orders FREE £19.99 £29.99
Surcharge Orders £50.00 £69.99 £79.99
Saturday Delivery £12.99 N/A N/A
Sunday Delivery £12.99 N/A N/A
Saturday by 12 Delivery £35 N/A N/A


Post codes exempt from the free delivery service include:

Scottish Highlands Post Codes: AB30-38, AB41-42, AB44-56, FK17-99, G83, IV1-28, IV30-39, IV52-54, IV63, KW1-14, PA21-33, PA34-40, PH15-26, PH31-41, PH49-50
Islands Post Codes: HS1-9, IV40-51, IV55-56, KA27-28, KW15-17, PA20, PA41-49, PA60-78, PH42-44, ZE1-3
Northern Ireland: All BT postcodes
Channel Islands Post Codes: JE, GY
Scilly Isles Post Codes: TR21, TR22, TR23, TR24, TR25

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