Sennheiser HD 449 manual

Sennheiser HD 449 manual

PDF manual · 1 pages · English
Sennheiser Canada Inc.
221 Labrosse, Pointe-Claire, Quebec H9R 1A3
Technical Data
Dynamic, closed
17 - 22500 Hz
32 Ohm
112 dB (1kHz/1Vrms)
<0.1% (1kHz/100dB)
1.4 m and 3 m single-sided
detachable OFC cables
3.5 mm gold straight plug /
6.3 mm gold adaptor plug
Advanced acoustic system with
powerful neodymium magnets and
lightweight diaphragms: For a
lifelike stereo sound experience
Closed circumaural headphone
design: Isolate against ambient
Ergonomic design: Provides a
comfortable fit
Gold plated plugs and 6.3mm
stereo adapter: Excellent
connectivity, also with home Hifi
Carrying pouch and extension
cable: For protection and added
Optimised for portable audio
including MP3, CD players, iPad,
iPod, iPhone and mobile phones
2-year warranty
HD 449
Ergonomic, closed-back stereo
headphones with incredible
sound detail and clarity
Sennheiser’s HD 449 stands out
from the crowd with its striking,
kink design and high-quality
audio reproduction. Delivering
detailed sound and clarity, both
indoor and outdoor with its
advanced acoustic system,
these headphones are
guaranteed to please. Its design
ensures a comfortable fit
around your ears and isolate
against ambient noise.
Completing the package are
gold plated plugs, extension
cable and adaptor for excellent
connectivity anywhere.
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Sennheiser HD 449 specifications

Brand Sennheiser
Model 504767
Product headphones
EAN 4044155071634, 3610170845096, 0615104218093, 4044155071627, 5053460590227, 5055410466675, 5053086297487, 5053086209749, 9154400095720, 0616268540594, 0887485065379, 5053313981943, 8902328128324, 5053086264533
Language English
Filetype User manual (PDF)


Headphone sensitivity 99 dB
Impedance 75 Ω
Magnet type Ferrite
Total Harmonic Distortion (THD) 0.5 %
Acoustic system Closed
Noise canceling Y
Headphone frequency 10 - 20000 Hz
Ear coupling Intraaural


LED indicators Power, Status
Cable length 4 m
On/off switch Y
Product colour Black, Red
Volume control Digital
Wearing style In-ear
Product type Grill microwave
Recommended usage Home

Other features

Channels quantity 4 channels
Headphone connectivity 3.5 mm
Headphone outputs 1
Manual Y
Plug adapter Y
Adapter type DC
External power adapter Y
Power LED Y
Belt clip Y
Compatibility HTC 10
Neck strap Y
Audio/video cable RCA

Packaging content

Cables included USB
Audio adapters included 3.5 mm

Packaging data

Package type Blister


Rechargeable battery Y

Ports & interfaces

Connector contacts plating Gold
Connectivity technology Wired & Wireless


Microphone mute Y
Microphone noise-canceling Y
Microphone type Lavalier microphone

Supplier features

Material Glass

Sennheiser HD 449 manual FAQs

A volume above 80 decibels can be harmful to hearing. When the volume exceeds 120 decibels, direct damage can even occur. The chance of hearing damage depends on the listening frequency and duration.
The newer headphones generally have a small microphone built in which allows for calling.
Noise cancelling ensures that ambient noise is reduced.
Bluetooth is a way of exchanging data wirelessly between electronic devices via radio waves. The distance between the two devices that exchange data can in most cases be no more than ten metres.
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