SPK-BT-11 - Loudspeaker GMB Audio - Free user manual and instructions

Product type	Portable Bluetooth speaker
Brand	GMB Audio
Model	SPK-BT-11
Dimensions (L x W x H)	10 x 10 x 5 cm
Weight	200 g
Power	Rechargeable battery 500 mAh, DC 5V input
Connectivity	Bluetooth, USB, TF card, FM radio
Supported audio formats	MP3 (via USB and TF card)
Main functions	Bluetooth, USB, TF card, FM radio playback; volume and track control; pause/play; FM station search
Mode button	Toggle between Bluetooth, USB, TF card, and FM radio
Volume control	Long press on previous/next buttons to decrease/increase
USB slot	MP3 playback from USB flash drive
TF card slot	MP3 playback from TF card
FM radio	Search and listen to stations
Power button	On/off
Charging port	DC 5V
Estimated battery life	Up to 4 hours
Care and cleaning	Clean with a soft, dry cloth; do not use abrasive products
Safety	Do not expose to water or moisture; do not open the device
Spare parts and repairability	USB cable included; contact customer service for repairs

Frequently Asked Questions - SPK-BT-11 GMB Audio

How to turn the speaker on or off?

Use the on/off button (button 7) to turn the device on or off.

How to switch to Bluetooth mode?

Press the mode button (button 1) until the speaker switches to Bluetooth mode. The Bluetooth icon flashes to indicate it is ready to pair.

How to connect my phone via Bluetooth?

Enable Bluetooth on your phone, search for "SPK-BT-11", and connect. Once connected, a confirmation sound is heard.

How to listen to music via USB or TF card?

Insert a USB flash drive or TF card containing MP3 files into the corresponding slot (USB: slot 5, TF: slot 6). The speaker will automatically play the audio files.

How to use the FM radio?

Press the mode button (button 1) to switch to FM mode. Briefly press the pause/play button (button 4) to start automatic station search.

How to adjust the volume?

Long press the previous button (button 2) to decrease volume, or the next button (button 3) to increase it.

How to pause or resume playback?

Briefly press the pause/play button (button 4) to pause or resume playback.

How to charge the speaker?

Use the supplied USB cable and plug it into the DC 5V charging port (button 8). The red light turns on during charging and turns off once fully charged.

What to do if the speaker does not turn on?

Check that the battery is charged. Plug it into a power source for at least 30 minutes, then try turning it on again.

How to reset the speaker?

To cancel the Bluetooth connection, long press the pause/play button (button 4) in Bluetooth mode. This unpairs and allows a new device to connect.

USER MANUAL SPK-BT-11 GMB Audio

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USER MANUAL

HANDLEIDING

HANDBUCH

MANUEL DESCRIPTIF

INSTRUKCJA OBSŁUGI

Features

• Portable Bluetooth speaker with built-in microphone
  • Stream your music wirelessly, signal reach up to 10 m
• Can also be used as Bluetooth handsfree kit
• Also plays music directly from micro SD card or USB stick (max 32GB)
• Up to 200 hours standby or 2 hours of music streaming on a single charge

Specifications

• Interface: Bluetooth v.4.2, Handsfree profile (Built-in microphone)
• Bluetooth frequency range: 2.402 GHz – 2.480 GHz
• Speakers: 4 Ohm, 45 mm diameter
  • RMS power output: 3 W
  • Frequency response: 280Hz - 16KHz
  • S/N ratio: >95 dB
  • MicroSD card support: up to 32 GB
  • DC input: MicroUSB 5 VDC up to 1.5 A
• Battery: rechargeable 400 mAh Li battery
  • Dimensions: 133 x 56 x 72 mm
• Net weight: 210 g

(1) - Mode button switch to Bluetooth / USB /TF card / FM radio.
(2) - Short press for previous song, long press for turn down the volume.
(3) - Short press for next song, long press for turn up the volume.
(4) - Short press for pause/play when play music, and for search stations when FM radio. Long press it for cancel pairing under Bluetooth mode.
(5) - USB slot, decode and play MP3 format audio when put the USB into this slot.
(6) - FT card slot, decode and play MP3 format audio when put the TF card into this slot.
(7) - Turn on/off button.
(8) - DC 5V charge slot.

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Francais

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Polski

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Waste disposal:

Do not deposit this equipment with the household waste. Improper disposal can harm both the environment and human health. For Information about waste collection facilities for used electrical and electronic devices, please contact your city council or an authorized company for the disposal of electrical and electronic equipment.