EDIFIER W820BT User manual

Bluetooth® Stereo Headphones

W820BT

Operating instructions

Before using the headphone, please carefully read this user manual and

keep securely for further reference.

Note: The design and speciﬁcations may be changed without prior notice

in order to make improvements.

■Features

• Dual batteries setup, playback time for up to 80 hrs

• Bluetooth V4.1 with CSR technology

• Foldable design with ﬂexible steel headband

• Standard 3.5mm/AUX audio cable included

• A new generation of 40mm NdFeB driver units

■Speciﬁcations

Bluetooth version: Bluetooth V4.1

Bluetooth proﬁles: HFP, HSP, A2DP, AVRCP

Eﬀective distance: 10m

Playback time: About 80 hours

Input: 5.0V 1A

Charging time: About 4 hours

Battery capacity: 1340mAh lithium-ion batteries

Frequency response: 20Hz-20KHz

Sensitivity: 100dB

Impedance: 32Ω

Audio input: Bluetooth, wired

Driver unit: Ф40mm

Frequency Band: 2.402GHz - 2.480GHz

RF Power Output: ≤20 dBm (EIRP)

Headphone

3.5mm audio cableUSB charging cable

User manual

■Box Contents

■Operational Instructions

1 2

Audio connectorCharging connector

Multifunction/charging indicator

Volume+/next track

Volume-/previous track

Multifunction button

■How to Operate

I. Charging

II. Power ON/OFF

Power ON

Power OFF

Press and hold the multifunction button

for 3 seconds

Press and hold the multifunction button

for 3 seconds

Function Operation

Blue light lit for 1

second

Orange light lit for 1

second

Pairing

Turned on and unconnected: press and

hold the multifunction button for 2 seconds

Turned oﬀ: press and hold the

multifunction button for 5 seconds

Orange and blue

light blinks

alternately

Indicator

During use, if only orange indicator blinks, it indicates low battery level and

please use it after fully charged.

Orange light steady lit = charging Orange light oﬀ = fully charged

Charging time: about 4 hours for a full charging

Warning: The rechargeable batteries that provide power for this product

must be disposed properly for recycling. Do not dispose of batteries in ﬁre

to prevent an explosion.

EDIFIER W820BT

III. Pairing and Connection

1. Bluetooth connection

• When turned oﬀ, press and hold the multifunction button for 5 seconds

until the orange and blue light blinks alternately, it enters pairing status.

• Set Bluetooth phone to search for and pair with“EDIFIER W820BT”; Wait

until hearing a prompt tone and the blue light will blink slowly, then the

pairing is successful.

Note:

•

If fail to pair within 2 minutes it will exit pairing mode, and the headphone

will auto-turn oﬀ if not connected within 5 minutes after timeout.

• Pin code for connection is“0000” if needed;

• After pairing is complete, the

headphone and mobile phone

will remember each other, and

the headphone will auto-connect

to the last connected device

when used next time;

2. Connect two Bluetooth devices simultaneously

• Pair the headphone with the ﬁrst device.

• Turn oﬀ the headphone, then press and hold the multifunction button

to let the headphone enter pairing status, and connect to the second

device.

• Then operate the ﬁrst device to select “EDIFIER W820BT”, and it

completes to connect two Bluetooth devices simultaneously.

Basic call operation

IV. Calling

Function

Answer

incoming call

Reject

incoming call

Turn on voice

assistant

Turn oﬀ voice

assistant

Headphone status

Incoming call

ringing

Incoming call

ringing

Connected to

device

Voice assistant

is on

Operation

Press the multifunction button

Press and hold the multifunction

button for 1.5 seconds

Hang up call Talking Press the multifunction button

Double press the multifunction button

1. Bluetooth mode

V. Play music

Operation

Press“ + ” button

Press“ - ” button

Press and hold“ - ” button

Press and hold“ + ” button

Press the multifunction button once

Function

Increase volume

Decrease volume

Previous track

Next track

Pause playing

Resume playing

Headphone status

Play music

Pause playing

Note:

When two smartphones have diﬀerent operating systems (eg one has

Android™ and the other is iOS ), some cross-system operations (pause

songs in Android™ and play songs in iOS ) may experience delays.

Please be aware that this is normal.

If the headphone can not be powered on after fully charged or have no

reaction when used, please follow the steps below to reset:

During charging, press and hold "+" button and multifunction button

simultaneously for 3 seconds until blue light blinks rapidly, then the

headphones have restored to factory settings.

Note:

After factory settings are restored, pairing list of the headphone will be

cleared. When powered on again, the headphone will auto-enter pairing

mode and will not connect automatically; if needs to connect with certain

device, please re-pair it with the headphone.

Note:

• When the headphone volume is set at the maximum level, there will be

a prompt tone.

• To enjoy remote playback control functions (previous track/next track/

pause/play), please ensure your mobile phone supports AVRCP proﬁle;

2. AUX in audio mode

The headphone supports AUX audio input; it can switch to wired music

mode after connecting the headphone to music player with 3.5mm audio

cable.

Note:

When connected with 3.5mm audio cable, the headphone will be oﬀ

and button operations will be disabled;

VI. Restore to factory settings

During using, please read the following advices carefully

•

Keep the product away from humid places to avoid aﬀecting internal circuit.

• Do not use the product during intense exercise or with much sweat to

prevent sweat from dropping into it to make damage.

•

Do not put the product in places exposed to sun or with high temperature.

High temperature will shorten service life of electronic components,

damage battery and deform plastic components.

• Do not put the product in cold places to avoid damaging internal circuit

board.

• Do not dismantle the product. Non-professional personnel may damage

the product.

•

Do not drop, strongly vibrate, strike the product with hard object to avoid

damaging internal circuit.

• Do not use drastic chemicals or cleaner to clean the product.

• Do not use sharp objects to scratch product surface to avoid damaging

shell and aﬀecting looking.

If the product cannot operate properly, please send it to your qualiﬁed

maintenance agency for repair.

■Maintenance

Orange light instead of blue light ﬂashes.

•

It indicates the headphone is in low battery level, please recharge the

headphone.

Orange light is oﬀ during charging.

•

Please ensure the charging device is correctly connected with the

headphone.

•

When the headphone is not used for long periods of time, the battery

will enter sleep state. It needs to charge about 30 minutes and then

the orange light will be lit.

No sound heard from the headphone.

•

Check if the headphone is operating.

•

Check if the headphone volume is at an appropriate level.

•

Check if the headphone is correctly connected with mobile phone.

•

Check if the headphone is operated within normal working range.

The headphone calling eﬀect is bad.

•

Check if mobile phone is in an area with strong signal.

•

Please ensure the headphone is within eﬀective distance (10m ) and

no obstacle between the headphone and mobile phone.

When playing music, unable to control pause/play/previous track/

next track via headphone.

•

Please ensure the paired device support AVRCP (Audio/Video Remote

Control Proﬁle) proﬁle.

■FAQs

Correct Disposal of this product. This marking indicates that this product

should not be disposed with other household disposal, recycle it

responsibly to promote the sustainable reuse of material resources.

To return your used device, please use the return and collection systems

or contact the retailer where the product was purchased. They can take

this product for environmental safe recycling.

•“To prevent possible hearing damage, do not listen at high volume

levels for long periods.”

•“Fully understand user manual before use.”

•“Ensure your player at low volume levels or power oﬀ before you

leaving.”

CAUTION

Danger of explosion if battery is incorrectly replaced.

Replace only with the same or equivalent type.

A warning that batteries (battery pack or batteries installed) shall not be

exposed to excessive heat such as sunshine, ﬁre or the like.

WARNING!

Danger of explosion if the battery is incorrectly replaced. Replace only

with the same or equivalent type.

For products with removable battery, the battery must be properly

recycled or disposed. For products with built-in battery, disassembling

is prohibited.

Never disassemble, hit with force, squeeze batteries or dispose of

batteries in ﬁre. Do not expose batteries in conductive materials, liquid,

ﬁre or heat. Do not let metal object contact two battery poles. If the

battery looks swollen, leaking, discolored, having odor or any abnormal

appearance, stop using it. Do not use the battery after immersed in

water.

Improper use of battery may lead to explosion or leakage, causing skin

burn or other injuries; in the event of battery leakage, handle it with

care and immediately dispose of the battery in the manner in

compliance with applicable laws and regulations in your locality.

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