User's Manual

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Bluetooth Earphone

User Manual

BT-573

CHARGING YOUR EARPHONEAPPEARANCE AND PARAMETER

Your Bluetooth earphone comes with a built-in

rechargeable battery and a Micro-USB charging cable

Charge fully before use

Using the charging cable through the corresponding

port to charge the battery, the LED indicator will show

red while charging, and show red once fully charged.

Charging time is approximately 2hrs, providing up to

6hrs' playing.

GETTING STARTED

To use your Bluetooth earphone, please follow the

steps below:

1. Ensure your Bluetooth earphone is fully charged.

2. Pair your Bluetooth earphone to a Bluetooth-enabled

device prior to use.(See Pairing instructions)

Powering On the Earphone

Press and hold the Multi-Function Button for 3 seconds

until blue lights on

Powering Off the Earphone

SPECIFICATIONS

Once powered on, press and hold the Multi-Function

Button for 3 seconds until red lights on and out.

PAIRING YOUR EARPHONE

1. Power on your Bluetooth earphone

2. Press and hold the Multi-Function Button for

approximately 9-10 seconds until the indicator flashes

blue and red alternatively, your earphone is now in

pairing mode.

3. Activate the Bluetooth function of your devices and

start to search.

4. Select "BT-515" from the listed devices and connect.

5. The indicator will flash blue twice every 7 seconds

once successfully paired/connected.

Note:

1. The earphone should be within 3ft range from your

Bluetooth devices while pairing/playing.

2. Once paired, you don't have to pair the earphone with

your Bluetooth devices for future use. Just power on

the earphone and enable the Bluetooth function and

they will automatically detect and connect with each

other.

3. The earphone will automatically power off without

connection for 5 minutes

MUSIC MODE

Adjust Volume：

Short press the Volume+ to raise the volume or

Volume- to lower the volume.You can also adjust the

volume by your Bluetooth devices.

Play/Pause Music:

Once connected, short press the Multi-Function

Button to play or pause music.

Previous Track:

Press and hold the Volume- to the previous track.

Next Track:

Press and hold the volume+ to the next track.

CALL MODE

Answering a Call：

Short press the Multi-Function Button to answer an

incoming call, or answer the call normally via your

mobile phone.

Rejecting a Call：

Press and hold the Multi-Function Button for 2 seconds

to reject the incoming call.

Ending a Call：

Short press the Multi-Function Button to end the call

or end the call directly from your mobile phone.

Redialing a Call：

Double click the Multi-Function Button to redial the last

dialed phone number on your mobile phone.

Voice Assistant：

Once connected, press and hold the Multi-Function

Button for 1 second to access voice assistant of your

smart phone.

Dimensions 580×31×23mm

Weight 20g

Frequency response 20Hz～20KHz

Chipset

QCC-3034

Bluetooth

V5.0

Profile A2DP, AVRCP, HSP, HFP

Bluetooth range 10m

Battery 55mAh×2 lithium-ion

Charging time about 2 hours

Playtime about 6 hours

Speaker diameter Φ6mm

Impedance 16Ω ±15%

Sensibility 96dB+/-3dB at 1KHz

MIC type MEMS MIC

LED INDICATOR

STATUS INDICATOR

Power On Blue(slow flash)

Power Off Red(solid and out)

Charging Red(solid)

Fully Charged Blue(solid)

Pairing Blue/Red(quick flash)

Connected Blue(slow flash)

Low Power Red(quick flash)

5 6 74

2 3

1 2 3 4

Button illustration:

1. Volume+

2. Multi-function button

3. LED indicator

4. Volume-

5. Micro-USB

6. MIC