Hd 450 bt sennheiser инструкция

HD 450BT | 1

HD 450BT

Around-ear headphones

Model: SEBT4

Instruction manual

Use the search function, the navigation (left) or the following links:

Start

“Product overview”

“Getting started”

“Using the headphones”

“FAQ/If a problem occurs …”

“Specifications”

Sennheiser electronic GmbH & Co. KG

Am Labor 1

30900 Wedemark

Germany

www.sennheiser.com

Version: 05/20 A02

Important safety instructions

2 | HD 450BT

Important safety instructions

▷ Read this instruction manual carefully and completely before

using the product.

▷ Always include this instruction manual when passing the product

on to third parties.

▷ Do not use the product if it is obviously defective or makes loud,

unusual (whistling or beeping) noise.

▷ Only use the product in environments where Bluetooth® wireless

transmission is permitted.

Preventing damage to health and accidents

▷ Protect your hearing from high volume levels. Permanent

hearing damage may occur when headphones are used

at high volume levels for long periods of time. Sennheiser

headphones sound exceptionally good at low and medium volume

levels.

▷ The product generates stronger permanent magnetic

fields that could cause interference with cardiac pace

—

makers, implanted defibrillators (ICDs) and other

implants. Always maintain a distance of at least 3.94″/10 cm

between the product component containing the magnet and the

cardiac pacemaker, implanted defibrillator, or other implant.

▷ Keep the product, accessories and packaging parts out of reach

of children and pets to prevent accidents. Swallowing and chok

—

ing hazard.

▷ Do not use the product in an environment that requires your spe—

cial attention (e.g. in traffic or when performing skilled jobs).

Preventing damage to the product and malfunctions

▷ Always keep the product dry and do not expose it to extreme tem—

peratures (hairdryer, heater, extended exposure to sunlight, etc.)

to avoid corrosion or deformation. The normal operating tempera

—

ture is from 0 to 40 °C/32 to 104 °F.

▷ To avoid loud, unusual (whistling or beeping) noise and to ensure

proper noise cancellation, do not cover the microphone openings

of the active noise cancellation circuitry located on the outside of

the ear cups.

▷ Use only attachments/accessories/spare parts supplied or rec—

ommended by Sennheiser.

▷ Clean the product only with a soft, dry cloth.

▷ Use the product with care and store it in a clean, dust-free envi—

ronment.

Safety instructions for the lithium polymer rechargeable battery

WARNING

If abused or misused, the rechargeable batteries may leak.

In extreme cases, they may even present a risk of:

• heat generation,

• fire development,

•explosion,

•smoke or gas development.

Important safety instructions

HD 450BT | 3

Notes on data collection and processing and on firmware updates

This product stores individual settings such as the volume and the

Bluetooth addresses of paired devices. This data is required for the

operation of the product and is not transferred to Sennheiser or com

—

panies commissioned by Sennheiser and is not processed.

Using the “Sennheiser Smart Control” app, you can update the firm—

ware of the product for free via an Internet connection. If the device

on which the app is installed is connected to the Internet, the follow

—

ing data is automatically transferred to and processed by Sennheiser

servers in order to provide and transfer suitable firmware updates:

MAC address, Bluetooth Low Energy UUID, Bluetooth name of the

product, firmware version of the product and version of the app. The

data will only be used as specified and will not be stored perma

—

nently.

If you do not want this data to be transferred and processed, do not

connect to the Internet.

Only use rechargeable batteries and chargers

recommended by Sennheiser.

Only charge the product / rechargeable batteries at

ambient temperatures between +10 °C to +40 °C/50 °F

to 104 °F.

Do not heat the product / rechargeable batteries above

+70 °C/140

°F. Avoid exposure to sunlight and do not

throw the product / rechargeable batteries into fire.

When not using the product / rechargeable batteries for

extended periods of time, charge them regularly (about

every three months).

Switch rechargeable battery-powered products off after

use.

Dispose of defective products with built-in rechargeable

batteries at special collection points or return them to

your specialist dealer.

Important safety instructions

4 | HD 450BT

Intended use/Liability

These headphones have been designed as an accessory for Blue—

tooth compliant devices. They are intended for wireless audio com—

munication such as music playback and phone calls via Bluetooth

wireless technology.

It is considered improper use when the product is used for any appli—

cation not named in the corresponding product documentation.

Sennheiser does not accept liability for damage arising from misuse

or improper use of this product and its attachments/accessories.

Sennheiser is not liable for damages to USB devices that are not con—

sistent with the USB specifications.

Sennheiser is not liable for damages resulting from the loss of con—

nection due to flat or overaged rechargeable batteries or exceeding

the Bluetooth transmission range.

Before putting into operation, please observe the respective coun—

try-specific regulations.

Package contents

HD 450BT | 5

Package contents

Online you can find:

• this detailed instruction manual and additional information

www.sennheiser.com/download

• the Sennheiser Smart Control app for configuring the head—

phones and for additional functions

www.sennheiser.com/smartcontrol

HD 450BT around-ear headphones

Model: SEBT4

USB cable with USB-C connector

Analog audio cable with 3.5 mm jack plug

and 2.5 mm jack plug, length approx. 1.5 m

Carry case

Quick guide

Safety guide

A list of accessories can be found on the HD 450BT product

page at

www.sennheiser.com. Contact your local Sennheiser

partner: www.sennheiser.com > “Service & Support”.

Product overview

6 | HD 450BT

Product overview

HD 450BT

Headband

Ear cup joints

Ear cups, steplessly adjustable

On/off button for the headphones and the active noise

cancellation ANC

pressing for 4 seconds activates the Bluetooth pairing

mode

pressing 1x activates/deactivates ANC

LED

Input for analog audio cable;

when a cable is connected, flight mode is activated/Blue—

tooth is deactivated

USB-C socket for charging

2

3

Product overview

HD 450BT | 7

Overview of the LED display

During operation

During phone calls

Volume – button (volume down)

Volume + button (volume up)

3-way multi-function button for music and call functions

Voice assistant button

Ear pads

Speech microphones (2 pcs.) for phone calls

LED Meaning; the headphones

flashes blue 3x switch on

flashes blue are switched on

flashes blue 3x

are connected to a device via Blue—

tooth

flashes red/

blue

are in Bluetooth pairing mode

flashes red 3x

are not connected to a device via

Bluetooth or the connection has been

lost

flashes purple

3x

ANC is activated/deactivated

LED Meaning

flashes blue Incoming call

flashes red

Incoming call and the rechargeable

battery of the headphones is almost

empty

If the LED does not light up immediately during charging, clean

the charging contacts and charge the headphones until the

LED lights up again (>

11).

Product overview

8 | HD 450BT

Notes on voice prompts

The headphones output voice prompts for various functions (see

examples below).

Notes on beeps/acoustic signals

The headphones output beeps/acoustic signals for the following

functions.

Voice prompt Meaning/headphones

“Power on” are switched on

“Power off” are switched off

“Device (1) (2) connected” are connected to device 1 or 2

“Lost connection” are not connected via Bluetooth

“Pairing” are in Bluetooth pairing mode

“Call rejected” incoming call rejected

“Call ended” call ended

“More than xx hours

playtime”

Rechargeable battery has the

stated charge level

“Recharge headset” Rechargeable battery is empty.

Recharge the headphones.

Acoustic signal Meaning/headphones…

2x low-pitched beep minimum volume is reached

2x low-pitched beep maximum volume is reached

Getting started

HD 450BT | 9

Getting started

1. Charging the rechargeable battery

The headphones’ rechargeable battery is not fully charged upon

delivery. Before using the headphones for the first time, charge the

rechargeable battery for a complete charging cycle without interrup

—

tion (> 11).

2. Installing the Smart Control app on your

smartphone

The Sennheiser Smart Control app allows you to use all functions

and settings of the headphones and to e.g. adjust the sound to your

liking using the equalizer (>

15).

3. Connecting the headphones to a Bluetooth

device

Connect the headphones to your smartphone via Bluetooth (> 12).

Getting started

10 | HD 450BT

4. Putting the headphones on and adjusting the

headband

For good sound quality and best possible wearing comfort, the head—

band can be adjusted to properly fit your head (> 17).

Содержание

1. Как использовать наушники Sennheiser HD 450BT
2. Подключение к устройству
3. Регулировка звука и настройки
4. Управление музыкой и вызовами
5. Уход за наушниками