Sennheiser HD 4.40BT manual

Sennheiser HD 4.40BT
  • Number of pages: 37
  • Filetype: PDF

HD 4.40BT

wireless headphones

Instruction Manual
Sennheiser HD 4.40BT

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Number of questions: 6

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Louis George, 2-12-2019 23:22:55 2 comments

I'm trying to charge my battery. When I plug the wire in I get a red led light but it soon turns blue and then goes out. I have not left it on for 2 hours - will it charge while the light is out?

John Fritz, 26-5-2020 18:29:50

I get "lost connection" even though the headphones are less than 2 feet from my laptop

Daniel, 3-12-2020 19:23:15

Hello, When I start to talk, a beep sounds, only when I am talking. Can I deactivate that beep?

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Bob, 14-8-2021 19:02:53 No comments

Can you use Skype with these Headphones when using the audio cable

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John Mayne, 5-8-2021 16:36:17 No comments

My headphones say they are paired to my pc but it says lost connection when I turn them on?

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Siyanda Galeni, 16-3-2021 08:30:38 No comments

Good morning. I have reset my phone a number of times but I still can't connect my phone's Bluetooth with the Headset. What is the issue? My Bluetooth is on though...

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Glenn Rechler, 29-12-2020 00:26:29 No comments

Bluetooth and power button are not working. I press and nothing happens. I'm fully charged. HD 4.40BT WIreless.

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Daniel, 3-12-2020 19:23:43 No comments

Hello, When I start to talk, a beep sounds, only when I am talking. Can I deactivate that beep?

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Sennheiser HD 4.40BT specifications

Get the thin device you want without sacrificing battery life. The lithium polymer battery delivers the same long-lastin...
Brand Sennheiser
Model HD 4.40BT
Product Headphone
Language English
Filetype PDF
Headphone frequency 18 - 22000 Hz
Headphone sensitivity 113 dB
Impedance 18 Ω
Acoustic system Closed
Total Harmonic Distortion (THD) 0.5 %
Ear coupling Circumaural
Microphone frequency 100 - 10000 Hz
Microphone direction type Omnidirectional
Microphone type Built-in
Packaging content
Cables included Audio (3.5mm)
Carrying case
Quick start guide
Warranty card
LED indicators
Volume control Digital
Product type Headset
Product colour Black
Headset type Binaural
Wearing style Head-band
Recommended usage Calls/Music
Battery technology Lithium Polymer (LiPo)
Ports & interfaces
Bluetooth version 4.0
Bluetooth profiles APT-X
Headset connectors supported 3.5mm stereo
Connectivity technology Wired & Wireless
Other features
Number of products included 1 pc(s)
Brand compatibility Any brand
Storage pouch
Near Field Communication (NFC)
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Frequently Asked Questions

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