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OVERVIEW

1. 

LED Indicators

2. 

Speaker

3. 

Aux-in/reset socket

4. 

USB charging port

5. 

Volume UP/Next track

6. 

Play/Pause/Mute

7. 

Volume Down/Previous track

8. 

Power-on/off

BOX CONTENTS

1 x BX 520 TWS Bluetooth speaker
1 x Instructions
1 x micro USB charging cable
1 x 3.5 mm AUX cable
1 x textile strap

HIGHLIGHTS

BX 520 TWS is a compact water-resistant stereo Bluetooth speaker that can be 

wirelessly connected to Bluetooth devices such as smart phones, tablets and 

computers to playback any music. Thanks to the powerful battery and passive 

radiator, the system delivers rich powerful sound. It can support about 7 to11 

hours’ play time and is the perfect companion for you to use in the park, while 

camping or on the beach. Therefore, users can enjoy high-quality music anytime 

and anywhere.

CHARGING

How to charge

The battery needs to be charged before first use.

1. 

Plug the USB charging cable into the micro USB charging port (DC IN).

2. 

Plug the other end of the cable into a USB charging device. 

LED Indicator

Battery Status

Flashing red

Low battery ( <10%)

Solid red

Charging

Solid green

Fully charged

Note:

 Use a USB charging device with output characteristics of 5V/2A for best 

charging perfomance. When the battery charge < 3%, the speaker will power 

off automatically. You can use the unit while charging.

Summary of Contents for BX 520 TWS

Page 1: ...Instructions BX 520 TWS EN 1 2 4 3 1 5 6 7 8...

Page 2: ...r the system delivers rich powerful sound It can support about 7 to11 hours play time and is the perfect companion for you to use in the park while camping or on the beach Therefore users can enjoy hi...

Page 3: ...rom the list 3 Once paired the LED indicator turns solid blue Note Pairing time varies Each device only needs pairing the first time after that it will auto connect to the most recently paired device...

Page 4: ...t channel 3 Once paired the MASTER speaker LED indicator slowly flash blue Disconnect the TWS connection Press and button on one of the speaker simultaneously until LED Indicator fast blinking blue to...

Page 5: ...nking blue No Sound Make sure the music volume is at audible level on both your device and speaker Make sure your device is successfully paired with the speaker The LED indicator should be solid blue...

Page 6: ...ency response 80 Hz 16 kHz Signal to noise ratio 70 dB Battery 4000 mAh 2 x 2000 3 7 V Li ion battery DC input voltage current micro USB DC 5V 0 5 2 A Playtime 7 11 hours varies by volume level and co...

Page 7: ...id fuel such as propane or butane areas where the air contains chemicals or particles such as grain dust or metal powder LI ION BATTERY This product contains a Li ion battery There is a risk of fire a...

Page 8: ...ull text of the EU declaration of conformity is available at the following internet address www swisstone com WARRANTY In case you need support during setup or usage of your device you will find the r...

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