PreSonusʼ high-definition HD7 headphones take advantage of a patented, semi-open sound chamber to deliver exceptionally deep low frequencies with a balanced and yet powerful bass punch. Accurate midrange and extended treble response let you pick out the fine details of a mix or track. The lightweight, ergonomic design adjusts to any head size, offering a […]
PreSonusʼ high-definition HD7 headphones take advantage of a patented, semi-open sound chamber to deliver exceptionally deep low frequencies with a balanced and yet powerful bass punch. Accurate midrange and extended treble response let you pick out the fine details of a mix or track.
The lightweight, ergonomic design adjusts to any head size, offering a comfortable listening experience during long recording sessions.
Whether youʼre monitoring, tracking, mixing, or just listening for pleasure, you can expect impressive sonic performance from your HD7 headphones.
Acoustic Design
Dynamic, semi-open
Driver
50 mm, neodymium
Frequency Response
10 Hz to 30 kHz
Sensitivity
98 dB SPL (1 mW)
Maximum Power
300 mW
Rated Impedance
32Ω
Earpad
Leather
Weight, without Cable
7.8 oz (222g)
Cable
8′ 2″ (2.5m) straight, single-sided
Plug Adapter
1/8″ to 1/4″ (3.5 to 6.3 mm), screw-on, gold-plated, stereo mini-plug
Weight
0.20 kg
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XXL speakers with patented Varimotion technology for crisp detailed sound
Self-adjusting headband fits virtually any head size
Thick around-ear cushions for lasting comfort
Single-sided detachable cable resists tangles and offers easy replacement
Gold-plated stereo 3.5mm mini plug with 1/4" adapter for compatibility with a variety of consumer and professional devices
High-quality dynamic microphone with hypercardioid characteristic (high feedback prevention)
Flexible, swivelling gooseneck for optimum positioning
High-performance neodymium magnet system for excellent playback precision
Made in Germany
All versions of the DT 290 are supplied without a connection cable. Please order the desired connection cable at the same time.
Content
PreSonusʼ high-definition HD7 headphones take advantage of a patented, semi-open sound chamber to deliver exceptionally deep low frequencies with a balanced and yet powerful bass punch. Accurate midrange and extended treble response let you pick out the fine details of a mix or track.
The lightweight, ergonomic design adjusts to any head size, offering a comfortable listening experience during long recording sessions.
Whether youʼre monitoring, tracking, mixing, or just listening for pleasure, you can expect impressive sonic performance from your HD7 headphones.
Acoustic Design
Dynamic, semi-open
Driver
50 mm, neodymium
Frequency Response
10 Hz to 30 kHz
Sensitivity
98 dB SPL (1 mW)
Maximum Power
300 mW
Rated Impedance
32Ω
Earpad
Leather
Weight, without Cable
7.8 oz (222g)
Cable
8' 2" (2.5m) straight, single-sided
Plug Adapter
1/8" to 1/4" (3.5 to 6.3 mm), screw-on, gold-plated, stereo mini-plug
Designed for professional audio engineers and in-studio talent, SRH940 Headphones from Shure deliver accurate response across the entire audio spectrum for smooth high-end extension with tight bass.
Superior transient response provides minimal distortion. The collapsible, lightweight design with premium padded headband offers superior comfort and portability. Two included detachable cables (straight and coiled) and a replacement set of velour ear pads ensure a long product life.
Also includes a hard zippered travel case and a threaded 1/4" (6.3) mm gold-plated adapter.
Accurate frequency response delivers smooth high-end extension with tight bass, and superior transient response for minimal distortion Lightweight, ergonomic fit with premium padded headband provide maximum comfort over extended periods Closed-back, circumaural design rests comfortably over the ears and reduces background noise Collapsible design with 90-degree swivel ear cups for convenient storage and portability Legendary Shure quality to withstand the rigors of everyday use Bayonet Clip securely locks cable into ear cup Replaceable velour ear pads included to ensure long product life and maximum comfort Two included detachable cables (coiled & straight) provide flexible wearing options and easy replacement Zippered hard travel case protects headphones when on the go or not in use
Cable Length Coiled: 9.84 ft (3 meters), detachable Straight: 8.2 ft (2.5 meters), detachable Cable Style Detachable oxygen-free copper Plug Gold-plated 1/8" (3.5 mm) stereo mini jack
Net weight (without cable)
240 g (8.5 oz.)
Shipping weight
550 g (19.4 oz.)
Patent(s)
Varimotion – multiple-thickness diaphragm for dynamic transducer (Patent no. AT 403.751, US 6,185,809, EP 814.637 (DE, DK, FI, FR, GB, IT, NL), JP 3.927.651); Acoustics slot resistor for dynamic transducer (Patent no. AT 408.706, US 6,639,991, ZL 01116806)
K 240 Studio
The Studio version of these classic hi-fi stereo headphones uses XXL speakers
with Varimotion diaphragms for higher sensitivity, a wider dynamic range, and
higher sound levels. Other features include semi-open earphones, a solid bass
range, clear highs, and excellent comfort.Also connects to portable equipment
(CD players, DAT recorders, notebook computers, etc.)
SPECIFICATIONS:
General Specifications
Headphone type: semi-open
Max. Input Power: 200 mW
Sensitivity headphones: 104 dB SPL/V
Rated Impedance: 55 Ohms
Detachable cable: yes
Cable Length: 3 m
Earpads replaceable: yes
Audio Specifications
Maximum input power: 200 mW
Audio frequency bandwidth: 15 - 25000 Hz
Dimensions
Length: 110 mm
Width: 190 mm
Height: 200 mm
Net Weight: 240 g
Audio Interface
Type: Stereo plug – 3.5mm (1/8-inch) with 6.3 mm (1/4") screw-on adapter
Gender: Male
Contacts: 3-pin
Cable
Detachable: Yes
Wearing Style
Over-ear: Yes
Application
Studio Mixing: Yes
Hi-Fi Listening: Yes
Foldable
Not foldable: Yes
Cup Style
Semi-open: Yes
Technical Data
Transmission Type: Wired
Headphone frequency response: 10 - 30.000 Hz
Nominal sound pressure level: 100 dB SPL
Sound coupling to the ear: Circumaural (around the ear)
Cable & Plug: Detachable cable – various connectors available
Polar Pattern For Microphone: Hypercardioid
Transducer type for microphone: Dynamic - Hypercardioid
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, without cable and connector</li>
<li>Cable: 3.0 m (9.8'), straight, left-side exit</li>
<li>Accessory Included: 6.3 mm (1/4“) snap-on adapter</li>
</ul></td><td><ul>
<li>Professional hi-fi stereo studio headphones</li>
<li>Semi-open, circumaural design</li>
<li>Self-adjusting headband for optimum fit</li>
<li>Patented Varimotion speakers</li>
<li>Leatherette ear pads and velvet ear pads</li>
<li>Single-sided, detachable 3 m cable and additional 5 m coiled cable</li>
</ul>
The K 240 MK II is a newly updated version of AKGʼs most successful headphones with Varimotion™ technology and XXL transducers. The K 240 MK IIʼs semi-open ear cups have around-the-ear coupling to deliver solid bass, accurate mids and crystal-clear highs.
Thanks to its lower impedance and improved sensitivity, it can be used with low-output audio sources to deliver its incredible sound.
The detachable OFC cable has gold-plated plugs for optimum audio quality and exceptional ease of service.
<table>
<tbody>
<tr>
<td>Type</td>
<td>semi-open, dynamic headphones</td>
</tr>
<tr>
<td>Sensitivity</td>
<td>91 dB/mW, 104 dB/V</td>
</tr>
<tr>
<td>Frequency range</td>
<td>15 to 25,000 Hz</td>
</tr>
<tr>
<td>Rated impedance</td>
<td>55 ohms</td>
</tr>
<tr>
<td>Max. input power</td>
<td>200 mW</td>
</tr>
<tr>
<td>Earpads</td>
<td>leatherette and velvet</td>
</tr>
<tr>
<td>Cable</td>
<td>3 m single-sided and 5 m coiled cable (99,9% oxygen-free); plug-in cable on headphones (mini-XLR connector)</td>
</tr>
<tr>
<td>Connector</td>
<td>gold plated stereo mini jack</td>
</tr>
<tr>
<td>Adapter</td>
<td>gold plated 1/8 "acrobat_reader_logo."){kind=logo}
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