1. Introduction
Thank you for choosing the SHUKE SK26 Bluetooth 5.4 Wireless Earphones. These mini, ultra-thin earbuds are designed for comfort and versatility, ideal for sleeping, sports, office work, and gaming. Featuring Bluetooth 5.4 for stable connections, Hi-Res Audio, and a long-lasting battery, the SK26 provides a seamless audio experience. This manual will guide you through the setup, operation, and maintenance of your new earphones.
2. Package Contents
Ensure all items are present in your package:
- SK26 Wireless Earphones (Left and Right)
- Charging Case
- USB Type-C Charging Cable
- User Manual
3. Product Overview
Familiarize yourself with the components of your SK26 earphones and charging case.
Figure 3.1: SK26 Earbuds and Charging Case (White variant)
Figure 3.2: Usage Scenarios and Design Features
Earbud Components:
- Sound Outlet: Where audio is emitted.
- Charging Contact: Connects to the charging case for power.
- Microphone Hole: For calls and voice commands.
- Touch Function Area: For controlling playback, calls, and other functions.
- Pilot Lamp: Indicates status (e.g., pairing, charging).
Charging Case Components:
- Earbud Slots: Securely hold and charge the earbuds.
- Digital Display: Shows battery percentage of the charging case and individual earbud charging status (L/R).
- Type-C Charging Port: For charging the case.
4. Setup and Pairing
4.1 Initial Charge
Before first use, fully charge the earphones and charging case.
- Connect the Type-C charging cable to the charging port on the case and a power source.
- The digital display on the case will show the charging percentage. It will display 100% when fully charged.
- Place the earbuds into the charging case. The earbuds' pilot lamps will show a red light while charging, and the case's blue light will flash.
4.2 Powering On/Off
- Power On: The earbuds will automatically power on when removed from the charging case. Alternatively, long press the touch function key on either earbud for 3 seconds.
- Power Off: Place the earbuds back into the charging case. Alternatively, long press the touch function key on either earbud for 6 seconds.
4.3 Bluetooth Pairing
To connect your SK26 earphones to a device:
- Ensure the earbuds are charged and powered on (take them out of the case). The red and blue pilot lamps on the earbuds will flash alternately, indicating they are in pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings and turn Bluetooth ON.
- Search for available devices. You should see "SK26" in the list.
- Select "SK26" to connect. Once connected, a voice prompt will confirm, and the earbud pilot lamps will stop flashing.
Figure 4.1: Bluetooth Pairing Process
5. Operating Instructions
The SK26 earphones feature intuitive touch controls. Refer to the diagram below for a visual guide:
Figure 5.1: Touch Control Operations
| Function | Action |
|---|---|
| Power On | Press and hold for 3 seconds |
| Power Off | Press and hold for 6 seconds |
| Volume + | Press and hold (Left earbud) for 1.5 seconds |
| Volume - | Press and hold (Right earbud) for 1.5 seconds |
| Play/Pause | Double-click |
| Previous Song | Triple-click (either earbud) |
| Next Song | Triple-click (either earbud) |
| Answer/End Call | Click (either earbud) |
| Reject Incoming Call | Press and hold for 1.5 seconds (either earbud) |
| Activate Voice Assistant (Siri) | Quadruple-tap (either earbud) |
| Game Mode On/Off | Touch four times (Right earbud) |
| Restore Factory Settings | Five-click (when not connected to phone) |
5.1 Charging State Indication
- The charging case digital display shows the current battery percentage. "0.00" indicates low power, requiring charging.
- When charging the case, the display shows the specific power percentage, reaching 100% when fully charged.
- When the case charges the earbuds, the earbud lights turn red, and the case's blue light flashes.
- When earbud battery is low, a "Beep" prompt will sound.
6. Specifications
| Feature | Detail |
|---|---|
| Model | SK26 |
| Brand | SHUKE |
| Material | Plastic, Silicone (Headphone Pads) |
| Style | In-ear, True Wireless |
| Dimensions (Case) | Width: 30mm, Depth: 96mm, Height: 72mm |
| Weight (Product) | 46g (One earphone: 2g) |
| Bluetooth Version | 5.4 |
| Bluetooth Profiles | HSP/HFP/A2DP/SBC/ACC/AVRCP |
| Wireless Range | ≤10m (under standard environment) |
| Frequency Response Range | 20 - 20000Hz |
| Driver Diameter | 14.2mm |
| Number of Drivers | 2 |
| Vocalism Principle | Hybrid Technology |
| Impedance | 32Ω ±15% |
| Sensitivity | 103 ±3dB at 1KHz 126mV |
| Max Output | 2mW |
| Total Harmonic Distortion | 1% |
| Battery Capacity (Case) | 300mAh |
| Earbud Charging Time | Approx. 30 minutes |
| Case Charging Time | Approx. 1 hour |
| Playback Time | 5-6 hours (at 60% volume) |
| Talk Time | 4-5 hours (at 60% volume) |
| Standby Time | Up to 480 hours |
| Charging Port | Type-C |
| Charging Voltage | DC 5V |
| Operating Temperature | 0°C ~ 45°C |
| Storage Temperature | -20°C ~ 55°C |
| Features | Waterproof, With microphone, Apple Siri Support, Active Noise-Cancellation, Sound Isolating, Volume Control, Control Button, Support APP |
| Certifications | CE, FCC, RoHS |
7. Care and Maintenance
To ensure the longevity and optimal performance of your SK26 earphones, please follow these guidelines:
- Cleaning: Regularly clean the charging contacts on both the earbuds and the charging case with a clean, dry cotton cloth to prevent charging issues.
- Water Exposure: While the earphones are waterproof, avoid prolonged submersion in water or washing them in a machine. If water ingress occurs, allow them to dry completely before use.
- Temperature: Do not expose the product to strong sunlight, overheating environments (like heaters), or extreme cold. Store within the recommended temperature range of -20°C to 55°C.
- Physical Stress: Avoid knocking, throwing, trampling, or squeezing the earphones. Do not place them near fire sources. If any swelling is observed in the battery, discontinue use immediately.
- Magnetic Fields: Do not store or use the product in environments with strong magnetic fields.
- Disassembly: Do not attempt to disassemble or modify the product. This can lead to damage, fire, or complete product failure and will void any warranty.
- Charging: Use only the provided charging cable and a compatible DC 5V power source. Do not use loads that exceed the product's output current.
8. Troubleshooting
If you encounter issues with your SK26 earphones, try the following solutions:
| Problem | Solution |
|---|---|
| Earphones not connecting to device | Delete the existing "SK26" connection record from your device's Bluetooth settings. Then, re-enable Bluetooth on your device and attempt to pair again following the steps in Section 4.3. |
| One earbud has no sound, the other is normal | Place both earbuds back into the charging case. Close the case, wait a few seconds, then open it again and reconnect to your mobile phone. If the issue persists, perform a factory reset (see below). |
| Connection is unstable or cuts out intermittently | Ensure there are no physical obstructions between the earphones and your Bluetooth device. Check for and minimize potential radio or Wi-Fi interference nearby. Reset your earbuds (see below). |
| Earbuds not charging in the case | Clean the charging contacts on both the earbuds and inside the charging case with a dry cotton swab. Ensure the charging case itself has sufficient battery. |
8.1 Factory Reset
If troubleshooting steps do not resolve the issue, you can perform a factory reset:
- Ensure the earbuds are not connected to any device.
- Five-click the touch function key on either earbud. This will clear the pairing record.
- After resetting, place the earbuds back in the case, then remove them and attempt to pair again.
9. User Tips
- For optimal sound quality and stable connection, ensure your device is within 10 meters of the earbuds with no major obstructions.
- If experiencing any audio glitches, a quick reset by placing the earbuds back in the case and then taking them out often resolves the issue.
- Keep the charging contacts clean to prevent charging interruptions.
- The compact size makes these earbuds ideal for discreet use in various environments, including work or study.
10. Warranty and Support
For any product-related inquiries, technical support, or warranty claims, please contact your retailer or the manufacturer directly. Keep your purchase receipt as proof of purchase.
