1. Introduction
Thank you for choosing the OWS K2 / TWS-K5 Sports Wireless Earphones. These earphones are designed for comfort and high-quality audio, featuring an innovative open-ear design that ensures long-term painless wear and awareness of your surroundings. With Bluetooth 5.4, HiFi stereo sound, and a dual-mode system for gaming and music, they are perfect for various activities including sports, office work, and daily commutes.
Please read this instruction manual carefully before use to ensure proper operation and to enjoy the full capabilities of your new earphones.
2. Package Contents
The product package includes the following items:
- 2 x TWS-K5 Earbuds (Left and Right)
- 1 x User Manual
- 1 x Type-C Charging Cable
Note: This product comes with a retail box package.
3. Specifications
Figure 1: Product Dimensions and Key Specifications
| Feature | Detail |
|---|---|
| Model | TWS-K5 (Hanging TWS Bluetooth Earphones) |
| Bluetooth Version | 5.4 + EDR |
| Microphone Sensitivity | -42dB |
| Transmission Distance | 10-15 meters (barrier-free) |
| Weight | 17g (per earbud) |
| Impedance | 32Ω |
| Input Voltage | DC 5V |
| Transmission Power | 2.4-2.48GHZ |
| Music Playback Time | Approx. 25 hours |
| Talk Time | Approx. 28 hours |
| Standby Time | Approx. 360 hours |
| Battery Capacity | 150mAh * 2 (Lithium battery) |
| Working Temperature | -10°C to 55°C |
| Product Dimensions (L*W*H) | 50(39) x 44.6(39) x 18.5 mm |
| Charging Interface | Type-C |
| Bluetooth Protocols | Headset/Handsfree/A2DP/AVRCP |
| Material | ABS, Plastic, Silica Gel |
| Waterproof Rating | IPX4 |
*The above data is sourced from the manufacturer's laboratory, and there may be slight differences due to variations in the testing environment and usage.
4. Initial Setup
4.1 Charging the Earphones
Before first use, fully charge your earphones. Use the provided Type-C charging cable to connect the earphones to a DC 5V power source. The charging indicator will show the charging status.
Figure 2: Battery Life and Charging Information
A full charge typically takes about 2 hours.
4.2 Pairing with Your Device
- Power On: Press and hold the 'M' button on both earphones for 3 seconds. The indicator lights will flash red and blue alternately, indicating they are in pairing standby mode.
- Activate Bluetooth: Turn on the Bluetooth function on your smartphone or other audio device.
- Search for Device: In your device's Bluetooth settings, search for available devices. You should find "TWS-K5" in the list.
- Connect: Select "TWS-K5" to connect. Once successfully paired, you will hear a voice prompt confirming the connection.
The earphones feature a TWS automatic interconnection, meaning they will automatically connect to each other and to the last paired device once powered on, if within range.
Figure 3: Dual Host Design for Independent Use
Thanks to the dual host design, either earbud can be used independently without distinguishing between primary and secondary channels.
5. Operating Instructions
The earphones are equipped with a multi-function 'M' button on each earbud. When used stand-alone, each earbud can only perform its corresponding functions.
Figure 4: Earphone Control Buttons
5.1 Multi-function 'M' Button Controls
- Power On: Press and hold the 'M' button for 3 seconds.
- Power Off: Press and hold the 'M' button for 5 seconds.
- Play/Pause: Short press the 'M' button.
- Answer/Hang Up Call: Short press the 'M' button when a call comes in or during a call.
- Language Switch (Chinese/English): Press the 'M' button three times in a row.
- Next Song: Double-click the 'M' button on the Left earbud.
- Previous Song: Double-click the 'M' button on the Right earbud.
- Game/Music Mode Switch: Long press the 'M' button on the Right earbud for 2 seconds (Game mode offers low latency).
- Intelligent Voice Control (Activate): Long press the 'M' button on the Left earbud for 2 seconds.
- Intelligent Voice Control (Deactivate): Short press the 'M' button.
Figure 5: RGB Gradient Breathing Light
The multi-color RGB gradient breathing light can be turned on/off to showcase individuality and enhance safety during night activities like running and cycling.
6. Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the earphones. Avoid using harsh chemicals or abrasive materials.
- Storage: When not in use for an extended period, store the earphones in a dry, dust-free environment with minimal temperature fluctuations.
- Battery Care: To prolong battery life, avoid fully discharging the earphones frequently. Charge them regularly, even if not in constant use.
- Environmental Conditions: Avoid using the product in environments with extreme high or low temperatures, high humidity, or corrosive substances.
- Physical Impact: Do not drop or subject the earphones to strong impacts, as this may cause damage.
- Magnetic Fields: Do not use this product near magnets or any strong magnetic fields, as it may affect normal function or cause damage.
- Water Resistance: The product is IPX4 water resistant, meaning it can withstand splashes of water. However, it is NOT designed to be used under water. Do not immerse the earphones in water.
7. Troubleshooting
- Earphones not pairing: Ensure both earphones are powered on and in pairing mode (red/blue lights flashing alternately). Turn off and on your device's Bluetooth, then try searching again. Make sure no other devices are connected to the earphones.
- No sound or intermittent sound: Check the volume levels on both your device and the earphones. Ensure the earphones are within the 10-15 meter transmission range of your device. Re-pair the earphones if the connection is unstable.
- Earphones discharging quickly: Ensure the earphones are fully charged before use. If battery life significantly degrades over time, it might indicate battery wear. Avoid overcharging or leaving them fully discharged for long periods.
- Voice assistant not responding: Ensure the voice control feature is activated by long-pressing the 'M' button on the left earbud for 2 seconds. Check your device's settings for voice assistant permissions.
- Cannot switch between game/music mode: Ensure you are long-pressing the 'M' button on the right earbud for 2 seconds.
8. User Tips
- Battery Longevity: Some users have reported rapid battery discharge after initial use. To maximize battery life, ensure you fully charge the earphones before each use and avoid letting them sit completely drained for extended periods. Consistent charging habits can help maintain battery health.
- Comfortable Fit: The open-ear design with TUP soft ear hooks and sponge ear patches is designed for comfort during long wear and to prevent them from falling off during vigorous activity. Adjust the ear hooks for a secure yet comfortable fit.
- Awareness: The open-ear design allows for transparent sound transmission, enhancing safety during outdoor activities by letting you hear your surroundings.
- Dual Earbuds: The product includes a pair of earphones (two earbuds), not just one, allowing for stereo sound and independent use.
9. Safety Information
- This product complies with UN38.3 transmission certification and MSDS safety certification.
- Use only a standard 5V ± 5% power supply for charging. Exceeding this voltage range may cause product damage or potential safety hazards.
- The product is suitable for safe use under an altitude of 2000m or below, and in non-tropical climate conditions.
- Do not attempt to disassemble or modify the product. If disassembly is needed for service, please contact customer support or an authorized provider.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official product page or contact the seller directly. Keep your purchase receipt as proof of purchase.
A detailed user manual in PDF format is available for download. You can find it by searching for "Item guides & documents" on the product page or by visiting the following URL: User Manual (PDF).