Introduction
Thank you for choosing the MANTO LYYX-JS-CCK-G Bluetooth Speaker. This portable, IPX5 waterproof speaker is designed for versatile use, offering clear sound for music, podcasts, and audiobooks. It features Bluetooth connectivity, Micro SD card playback, and a compact design for easy portability. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your device.

Image: The MANTO LYYX-JS-CCK-G Bluetooth Speaker, showcasing its waterproof design with water splashing around it. The speaker is grey with a metal carabiner clip.
What's in the Box
Please check the package contents upon unboxing:
- 1 x MANTO Bluetooth Speaker
- 1 x USB Charger Cable
- 1 x Carabiner
- 1 x User Manual
Product Overview
Familiarize yourself with the speaker's components and controls.

Image: A detailed diagram illustrating the various buttons, ports, and LED indicators on the MANTO Bluetooth Speaker, including the power switch, M key, volume/track buttons, Micro SD card slot, and charging inlet.
Controls and Indicators:
- Power Switch Key (⏻): Long press to power on/off.
- "M" Key:
- Short press: Switch play mode (Bluetooth / Micro SD).
- Long press: Reset the Bluetooth connection.
- Short press (during incoming call): Answer an incoming call.
- Long press (during incoming call): To reject an incoming call.
- "+" Key:
- Short press: Forward a song.
- Long press: Increase volume.
- "⏸‖" Play/Pause Key: Short press to play/pause music.
- "-" Key:
- Short press: Backward a song.
- Long press: Decrease volume.
LED Indicators:
- Blue Light:
- Flashing Blue: Speaker is turned on and is in pairing mode.
- Solid Blue: Speaker is connected via Bluetooth.
- Red Light:
- Flashing Red Light: Low battery or charging.
- No Red Light: The device is in normal power or charging is completed.
Ports:
- Micro SD Card Slot: For direct playback from a Micro SD card (up to 32GB, MP3 files only, FAT32 format recommended).
- Charging Inlet: Micro USB port for charging the speaker.

Image: A diagram showing the dimensions of the MANTO Bluetooth Speaker (3.54 inches diameter, 1.65 inches thickness) and its accompanying carabiner clip (2.32 inches length).
Setup
1. Charging the Speaker
Before first use, fully charge the speaker. Connect the provided USB charging cable to the speaker's charging inlet and a compatible USB power source (e.g., computer USB port, USB wall adapter). The red LED will flash during charging and turn off when fully charged. Charging time is approximately 1 hour.
2. Powering On/Off
Long press the Power Switch Key (⏻) for approximately 3 seconds to power the speaker on or off. A blue LED will flash when powered on and ready for pairing.
3. Bluetooth Pairing
- Ensure the speaker is powered on and the blue LED is flashing, indicating it is in pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "MANTO-Cuckoo" from the list of devices.
- Once connected, the blue LED on the speaker will become solid.
- The speaker will automatically connect to the last paired device when powered on, if available.

Image: The MANTO Bluetooth Speaker positioned next to a smartphone displaying a music player interface, illustrating the ease of Bluetooth connection.
4. Micro SD Card Playback
The speaker supports direct playback from a Micro SD card (not included).
- Insert a Micro SD card (up to 32GB capacity) into the Micro SD card slot.
- Ensure the card contains MP3 files. FAT32 format is recommended for the Micro SD card.
- The speaker will automatically switch to Micro SD card mode and begin playing music. If not, short press the "M" key to switch modes.

Image: A close-up view of the MANTO Bluetooth Speaker showing a Micro SD card being inserted into its dedicated slot, with the charging inlet also visible.
Operating Instructions
Music Playback
- Play/Pause: Short press the "⏸‖" Play/Pause Key.
- Next Track: Short press the "+" Key.
- Previous Track: Short press the "-" Key.
- Volume Up: Long press the "+" Key.
- Volume Down: Long press the "-" Key.
Call Management
When connected via Bluetooth to a smartphone:
- Answer Call: Short press the "M" Key during an incoming call.
- Reject Call: Long press the "M" Key during an incoming call.
- End Call: Short press the "M" Key during an active call.
Auto Power-Off
To conserve battery, the speaker will automatically power off after 30 minutes of inactivity (no audio playback or Bluetooth connection).

Image: A graphic indicating the "30 min if no any operation" auto power-off feature of the speaker, designed to save battery life.
Maintenance
Proper care ensures the longevity of your speaker.
- Water Resistance: The speaker is IPX5 waterproof, meaning it is protected against low-pressure water jets from any direction. It is suitable for showers, camping, hiking, and beach trips. Do not submerge the speaker in water.
- Cleaning: Wipe the speaker with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Storage: Store the speaker in a cool, dry place when not in use.
- Battery Care: For optimal battery life, avoid fully discharging the battery frequently. Charge the speaker regularly, even if not in constant use.

Image: The MANTO Bluetooth Speaker placed in a bathroom setting with a rubber duck, emphasizing its IPX5 waterproof rating and suitability for shower use.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Speaker does not power on. | Ensure the battery is charged. Connect the speaker to a power source using the USB cable. |
| Cannot pair via Bluetooth. |
|
| No sound or low volume. |
|
| Micro SD card not playing. |
|
| Speaker is unresponsive. | If the speaker freezes or crashes, locate the reset button (often a small pinhole) and press and hold it to restore factory settings. (Refer to the detailed diagram in the Product Overview section for location). |
Specifications
| Feature | Detail |
|---|---|
| Model Name | MANTO-Cuckoo (LYYX-JS-CCK-G) |
| Brand | MANTO |
| Connectivity Technology | Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth 4.0 |
| Maximum Range | 15 Meters |
| Water Resistance Level | IPX5 (Waterproof) |
| Speaker Type | Outdoor |
| Speaker Maximum Output Power | 4 Watts |
| Battery Capacity | 1000 mAh (Lithium Metal) |
| Playtime | Up to 12 hours |
| Charging Time | Approximately 1 hour |
| Micro SD Card Support | Up to 32GB (MP3 files only, FAT32 format) |
| Built-in Microphone | Yes |
| Product Dimensions (D x W x H) | 1.65"D x 3.54"W x 3.54"H |
| Item Weight | 146 Grams (5.1 ounces) |
| Material | Metal, Plastic |
| Signal-to-Noise Ratio | 100 dB |
| Frequency Response | 150 Hz |
| Control Method | Touch |
Note: The "Touch" control method listed in some specifications refers to the physical buttons on the device, not a touchscreen interface.
Warranty and Support
Your MANTO speaker is covered by a limited warranty. It includes a 1-year performance warranty against any manufacturing defects in material or workmanship from the date of original purchase. You can extend this to a 24-month warranty by registering your product.
Warranty Conditions:
- The warranty applies to the original purchaser only.
- Proof of original purchase is required for warranty claims.
- The warranty does not cover damage caused by misuse, abuse, or improper storage.
Customer Support:
For any inquiries or support, please contact MANTO customer service:
- Facebook/Messenger: sherryjones331
- WhatsApp: +86 183-1253-8680

Image: The back of the MANTO product box, displaying warranty details, customer support contact information (Facebook and WhatsApp), and QR codes for social media.
Safety Information
Please observe the following safety guidelines:
- This product is intended for users aged 10 and over.
- Do not expose the speaker to extreme temperatures or direct sunlight for prolonged periods.
- Avoid dropping or subjecting the speaker to severe impacts.
- Do not attempt to disassemble or modify the speaker, as this will void the warranty and may cause damage.
- Keep out of reach of small children.