SHURE

Sennheiser

SRH440

HD 518

Wired Headphone Specification

Wired Headphone Specification

Over Ear

Over Ear

Dynamic, Neodymium

Neodymium

40 mm

40 mm

44 ohm

50 Ohms

105 dB/mW

108 dB/mW

10 Hz - 22000 Hz

14 Hz - 26000 Hz

500 mW

NA

CVC

NA

Black

Black, Grey

3.5 mm Gold Plated Stereo Plug

3.5 mm Gold Plated Plug

Tangle Resistant Cable

3 m

311 Gm

255 g

Legendary Shure quality withstands the rigors of everyday use.
Closed-back, circumaural design for superior isolation in noisy environments.
Enhanced frequency response delivers accurate audio across an extended range.
Adjustable headband and collapsible construction provide comfort and portability.
40mm neodymium driver optimized for reference monitoring and accurate listening.
3 meters coiled detachable cable provides plenty of length and easy storage and replacement
Closed-back, circumaural design rests comfortably over the ears and reduces background noise.
Impedance, power handling and sensitivity optimised for professional and personal audio devices.
Includes detachable coiled cable, carrying bag, threaded ¼” (6.3 mm) gold-plated adapter and two-year warranty.

- High-end open circumaural headphones with E.A.R. technology for excellent sound reproduction with deep rich bass
- Sennheiser's innovative "Eargonomic Acoustic Refinement" (E.A.R.) design channels audio signals directly into your ears
- State-of-the-art, advanced Duofol diaphragms for transparency and minimal distortion
- Highly optimised, field-strengthened neodymium ferrous magnet systems for an excellent dynamic response
- Lightweight aluminium voice coils for high efficiency and excellent dynamics
- Soft, crackle-free ear pads and headband cushion provide outstanding listening comfort
- Distinctive grille-like ear cup casing design
- Excellent connectivity, also with home Hifi equipment
- 2-year warranty