HMEC 300

HMEC 302

HMEC 306

HMEC 400

General data

 

 

 

 

 

 

 

Connecting cable

 

 

 

1.5 m, unilateral

 

 

 

Weight without cable

 

 

 

 

 

 

 

 

 

370 g

 

 

 

Power supply for NoiseGard™

 

 

12–35 V DC

 

 

 

Current consumption

 

27 mA (zero signal current), max. 80 mA

 

 

Fuse

 

 

 

500 mA thermo fuse

 

 

 

Connectors

 

 

 

 

 

 

 

 

 

 

6.35 mm stereo jack plug

6.35 mm stereo jack plug

6-pin Redel plug for

6.35 mm stereo jack plug

 

 

 

 

for headphones,

for headphones,

headphones, microphone

for headphones,

 

 

 

 

PJ-068 jack plug for

PJ-068 jack plug for

and NoiseGard™

PJ-068 jack plug for

 

 

 

 

mirophone,

microphone and

 

mirophone,

 

 

 

 

XLR-3 for NoiseGard™

NoiseGard™

 

XLR-3 for NoiseGard™

Controls

 

 

 

 

 

 

 

 

 

Mono/Stereo switch

 

 

 

 

 

 

 

On/off switch for NoiseGard™

 

 

 

 

 

 

Volume control for headphones

 

 

Temperature range

 

 

Operation

–15°C ... + 55° C

 

 

 

 

 

 

Storage

–55°C ... + 55° C

 

 

Operating time Battery pack

 

 

 

with batteries (four 1.5 V AA size alkaline-manganese batteries): approx. 15 hours

 

 

 

 

 

with rechargeable batteries: approx. 3 hours

 

 

 

 

 

 

 

 

 

 

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Sennheiser HD400 manual Hmec General data, 143
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HD400 specifications

The Sennheiser HD400 series represents a thoughtful blend of innovation, comfort, and superior audio quality, catering to both casual listeners and audiophiles alike. Renowned for their commitment to sound excellence, Sennheiser has integrated advanced technologies into the HD400 headphones, ensuring an immersive listening experience.

One of the standout features of the HD400 series is its exceptional sound quality, achieved through high-quality transducers that deliver a balanced and detailed audio spectrum. Whether listening to classical music or modern pop, users can expect clear highs, robust mids, and deep bass. This well-rounded sound signature makes the HD400 versatile for various genres and audio applications.

Comfort is paramount in the design of the HD400. The headphones feature plush ear pads and an adjustable headband, allowing users to enjoy long listening sessions without discomfort. The lightweight design further enhances usability, making these headphones perfect for both at-home listening and on-the-go use. Additionally, the ergonomic design ensures a secure fit, reducing sound leakage and providing an immersive experience.

Equipped with advanced connectivity options, the HD400 series primarily supports wired connections, ensuring minimal audio latency and maximum sound fidelity. This wired setup is complemented by a high-quality audio cable that provides flexibility and durability, crucial for everyday wear.

Sennheiser is known for its noise isolation technology, which is prominently featured in the HD400 series. This technology effectively blocks out ambient noise, allowing listeners to delve deep into their audio without distractions. This feature is particularly useful in crowded environments or during commutes.

Durability is another characteristic of the HD400 series. Constructed with high-quality materials, these headphones are designed to withstand daily use while maintaining their aesthetic appeal. Sennheiser also offers a limited warranty, underscoring their confidence in the product's longevity.

Overall, the Sennheiser HD400 series harmonizes comfort, sound quality, and innovative technology, making it an ideal choice for anyone seeking an elevated audio experience. With their thoughtful design and performance, they appeal to a broad audience, whether for casual listening or professional audio applications. The Sennheiser HD400 stands as a testament to the brand's commitment to audio excellence.
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