Introduction
This manual provides detailed instructions for the safe and efficient operation of your Gembird Portable Bluetooth Speaker, model SPK-BT-17-CM. Please read this manual thoroughly before using the device and retain it for future reference.
The Gembird Portable Bluetooth Speaker is designed for wireless music streaming and features an integrated FM radio. It supports playback from Micro SD cards, USB drives, and offers a 3.5mm AUX input for non-Bluetooth devices. It also functions as a Bluetooth hands-free kit.
Product Overview
Familiarize yourself with the components and features of your speaker.

Image 1: Front view of the Gembird Portable Bluetooth Speaker, showcasing its camouflage design, carrying strap, and extended FM antenna.

Image 2: The speaker with a smartphone placed in its integrated cradle, demonstrating music playback.

Image 3: Top view of the speaker, highlighting the control panel area and the slot for the retractable antenna.

Image 4: Detailed view of the speaker's control panel, showing buttons for power, mode, volume, track control, and input ports (TF, DC5V, USB, AUX).
Setup
Charging the Speaker
- Connect the provided charging cable to the DC5V port on the speaker.
- Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate during charging and turn off once fully charged.
- Ensure the speaker is fully charged before first use for optimal battery life.
Powering On/Off
- To power on, slide the OFF/ON switch to the ON position.
- To power off, slide the OFF/ON switch to the OFF position.
Operating Instructions
Bluetooth Mode
- Power on the speaker. It will automatically enter Bluetooth pairing mode, indicated by an audible prompt.
- On your mobile device (smartphone, tablet), enable Bluetooth and search for available devices.
- Select "Gembird SPK-BT-17-CM" (or similar name) from the list of devices.
- Once paired, the speaker will confirm with an audible sound. You can now stream audio wirelessly from your device.
- The effective Bluetooth range is up to 10 meters.
FM Radio Mode
- Extend the retractable antenna for optimal reception.
- Press the M (Mode) button repeatedly until the speaker enters FM Radio mode.
- Press and hold the Play/Pause button (►) to automatically scan and save available FM stations.
- Use the Previous (◀◀) and Next (►►) buttons to navigate between saved stations.
Micro SD Card / USB Playback
- Insert a Micro SD card into the TF slot or a USB flash drive into the USB port.
- The speaker will automatically detect the storage device and begin playing audio files.
- If it does not switch automatically, press the M (Mode) button to select the correct input.
- Use the Previous (◀◀), Next (►►), and Play/Pause (►) buttons to control playback.
- Maximum supported storage capacity is 32 GB.
AUX Input Mode
- Connect one end of a 3.5mm audio cable (not included) to the AUX port on the speaker.
- Connect the other end to the headphone jack or audio output of your non-Bluetooth device.
- Press the M (Mode) button repeatedly until the speaker enters AUX mode.
- Control playback from your connected device.
Hands-Free Calling
- When connected via Bluetooth to a smartphone, the speaker can be used for hands-free calls.
- To answer an incoming call, press the Play/Pause button (►).
- To end a call, press the Play/Pause button (►) again.
- To reject an incoming call, press and hold the Play/Pause button (►).
Volume Control
- Press the Volume Down (◀◀) button to decrease volume.
- Press the Volume Up (►►) button to increase volume.
Maintenance
- Clean the speaker with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the speaker to extreme temperatures, direct sunlight, or high humidity.
- Do not immerse the speaker in water.
- Store the speaker in a cool, dry place when not in use for extended periods.
- Keep the speaker away from strong magnetic fields.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Battery is depleted. | Charge the speaker using the provided cable. |
| No sound | Volume is too low or muted. Incorrect input mode. | Increase volume. Press the M button to select the correct input mode (Bluetooth, FM, SD, USB, AUX). |
| Bluetooth pairing fails | Speaker is not in pairing mode. Device Bluetooth is off. Speaker is too far from device. | Ensure speaker is in Bluetooth mode. Enable Bluetooth on your device. Move device closer to speaker (within 10m). |
| Poor FM radio reception | Antenna not extended. Weak signal. | Fully extend the FM antenna. Try repositioning the speaker. |
| Micro SD/USB not playing | Incorrect file format. Card/drive not inserted correctly. Corrupted files. Capacity exceeds 32GB. | Ensure audio files are in a compatible format. Reinsert the card/drive. Try a different card/drive. Ensure capacity is 32GB or less. |
Specifications
- Model Number: SPK-BT-17-CM
- Brand: Gembird
- Connectivity Technology: Bluetooth, Auxiliary
- Special Feature: Portable
- Speaker Type: Subwoofer
- Power Output: 10W
- Compatible Devices: Smartphone, Tablet, Speaker
- Tuning Technology: FM
- Supported Radio Bands: FM
- Power Source: Cable Electric
- Product Dimensions (L x W x H): 2.79 x 24.64 x 16.51 cm
- Item Weight: 580 grams
- Color: Green (Camouflage design)
- Max Micro SD/USB Capacity: 32 GB
- Bluetooth Range: Up to 10 meters
What's in the Box
- 1x Gembird Portable Bluetooth Speaker
- 1x Charging Cable (USB)
- (Note: USB power adapter and 3.5mm audio cable are not included)
Warranty and Support
Specific warranty information for the Gembird Portable Bluetooth Speaker SPK-BT-17-CM is not provided in the product details. For warranty claims or technical support, please refer to the documentation included with your purchase or contact Gembird customer service directly through their official website.
Manufacturer: Gembird





