Sennheiser HD 650

Open back headphones

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The Sennheiser HD 650 open-back headphones provide excellent sound for all your long listening sessions. They reproduce the subtle details of your favourite songs as well as their loudest passages.

Open back headphones

Overview

What's most important: the music

The Sennheiser HD 650 open-back headphones provide excellent sound for all your long listening sessions. They reproduce the subtle details of your favourite songs as well as their loudest passages.

Skillfully balanced acoustics by Sennheiser

With skillfully balanced acoustics, luxurious construction and a timeless design, the HD 650 has all the advantages of a high-performance sports car without any of the quirks.

These open-air headphones are prized by studio professionals and audiophiles alike for their musical, non-strenuous sound and the level of detail they deliver. From the very first note, your recordings reveal their true potential, and every pass becomes in every respect a new opportunity to respond. Whether you're editing, mixing, mastering or critiquing, the HD 650 instantly raises the bar.

The sound you've been dreaming of

The sound signature of the HD 650 starts with Sennheiser's in-house acoustics. Audio professionals know that the best components only work to their full potential if nothing stands in their way.

It's no surprise that the HD 650's response and dimensional soundstage are so smooth - its open earpieces give every sound wave enough room to develop as it would in nature. The 42mm driver deploys a 38mm diaphragm with a specially tuned aluminium voice coil for extended critical listening: Highs and lows are effortlessly present, while mids are reproduced with unflappable realism - without sacrificing their organic origins. By reducing disparities between the left and right channels, the headphones reproduce mastering-quality sound, regardless of room acoustics or speaker placement.

designed to give you more

Everything about the HD 650 has been designed to give you more: more detail, more musicality, and certainly longer monitoring.

So the HD 650 offers more: more detail, more musicality and certainly more time for enjoyable listening. The resonators have a stainless steel mesh to ensure consistent performance after manufacture. Best of all, most parts of the HD 650 are modular, making them a dream to keep as hi-fi playback headphones for as long as you cherish them. From the velvet pads to the earcup grille pattern, every component has been designed to ensure a superior personal sound experience so you can enjoy your music even more.

A matter of connection

The HD 650 comes with a detachable, impedance-matched, ultra-low capacitance cable.

Its 6.35mm stereo plug provides an audiophile-standard connection to devices such as headphone amplifiers and AV receivers, digital audio players, computer workstations, analogue devices and more. With a length of 3 meters, it allows unobstructed listening with equipment placed far away in your bookshelf, studio or office. Theincluded flexible adapter reduces the 1/4" jack to a 1/8" mini jack for connecting other audio devices.

Key features:

  • Open-back circum-aural headphones
  • Impedance: 300 Ω
  • Frequency response: 10 - 41,000 Hz (-10 dB)
  • Padded headband and replaceable ear cushions
  • Sleek and elegant design
  • 6.35 mm stereo jack (unbalanced) and 6.35 mm to 3.5 mm adapter
  • Cable length: 3 m
  • Weight: 260 g
Specifications
Select your criteria

General information

Product name

Sennheiser HD 650

Brand

Sennheiser

Model

508825

Design

Headset type

Over-Ear

Headphones configuration

Open back

Ear coupling

Circumaural

Use

Hi-Fi

Foldable

No

High-Res audio

No

Active noise cancelling

No

Audio specifications

Speaker diameter

42 mm

Bandwidth (Min frequency)

10 Hz

Bandwidth (Max frequency)

41 kHz

Impedance

300 Ohm

SPL Max

103 dB SPL

Harmonic distortion

0.05 Percent

Connectivity

Remote control

No

Volume control

No

Connector(s)

6.35mm Jack Male Stereo

Cable length

3 m

Wireless

Wireless

No

True Wireless

No

Bluetooth

No

NFC

No

Integrated voice assistant

Without voice assistant

Physical characteristics

Color

Black

Headphone weight

260 g

Warranties

Commercial warranty

Seller 3 years

Legal warranty

See terms & conditions

Product referenced on 21 Oct 2022

Customer reviews
Global rating
10/10
based on 2 reviews Editorial and moderation guide
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  • by MaximeL
    Posted on 5 Dec 2024
    Bought on 1 Nov 2024 from LDLC
    Number of reviews: 1 Average rating: 10

    Very good high-impedance open headphones for audio mixing

    In addition to the sound quality, it's quite comfortable over time.
    I haven't yet tested it with the sonarworks soundID ref, but it's bound to improve the transparency of the frequencies.
    I'm very satisfied with my purchase.

    Review automatically translated
  • by AlainW
    Posted on 10 Apr 2024
    Bought on 11 Mar 2024 from LDLC
    Number of reviews: 1 Average rating: 10

    Top-level product and service

    Impeccable service and a product that meets my expectations. The Sennheiser HD 650 is remarkably accurate. I highly recommend it to music lovers. This is my first purchase from LDLC and certainly not my last.

    Review automatically translated

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