1. Product Overview
The Lenovo LP75 True Wireless Headphones are designed for an immersive audio experience, featuring Bluetooth 5.3 connectivity, HiFi stereo sound, and active noise cancellation. With a secure ear hook design and IPX5 water resistance, they are ideal for sports and active lifestyles. The headphones also offer clear HD voice calls and a long-lasting battery.
Key Features:
- Bluetooth 5.3 Chip for stable and rapid connection
- HiFi Stereo Sound for rich audio quality
- Type-C Charging with LED power display
- ENC Ambient Noise Reduction for clear calls
- Medical Grade Silicone Ear Hook for comfortable and secure fit
- Up to 48 hours of total battery life (with charging case)
- IPX5 Life Waterproof rating
- Large Dynamic Coil Sound Generating Unit
- Low-delay immersive play, suitable for gaming
- Binaural switching for flexible single or dual earbud use
Figure 1: Lenovo LP75 True Wireless Headphones with Charging Case
2. Package Contents
Please check the package for the following items:
- Lenovo LP75 True Wireless Headphones (Left and Right earbuds)
- Charging Case
- User Manual
- Charging Cable (Type-C)
- Ear Tips (various sizes)
Video 1: Unboxing and contents of the Lenovo LP75 headphones.
3. Setup
3.1 Initial Charging
- Place both earbuds into the charging case.
- Connect the charging case to a power source using the provided Type-C USB cable.
- The LED display on the charging case will show the battery level. Ensure both earbuds and the case are fully charged before first use. A full charge for the earbuds takes approximately 1 hour, and the charging box takes about 1.5 hours.
Figure 2: Charging the Lenovo LP75 Headphones and Case
Figure 3: Digital Power Display on Charging Case
3.2 Bluetooth Pairing
- Open the charging case and take out both earbuds. They will automatically enter pairing mode.
- On your device (smartphone, tablet, laptop), enable Bluetooth and search for available devices.
- Select "Lenovo LP75" from the list of available devices to connect.
- Once connected, you will hear a confirmation tone, and the earbuds' indicator lights will change.
The Lenovo LP75 headphones are compatible with mainstream Bluetooth devices, including Android, iOS, and Windows operating systems.
Figure 4: Device Compatibility
4. Operating Instructions
4.1 Power On/Off
- Power On: Open the charging case and take out the earbuds. They will automatically power on.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically power off and begin charging.
4.2 Music Playback
- Play/Pause: Tap the touch control area on either earbud once.
- Next Track: Double-tap the touch control area on the right earbud.
- Previous Track: Double-tap the touch control area on the left earbud.
- Volume Control: Triple-tap the right earbud for volume up, triple-tap the left earbud for volume down.
4.3 Call Management
- Answer/End Call: Tap the touch control area on either earbud once.
- Reject Call: Press and hold the touch control area on either earbud for 2 seconds.
4.4 Voice Assistant
- Activate Voice Assistant (e.g., Apple Siri Support): Press and hold the touch control area on either earbud for 3 seconds.
4.5 Single/Dual Earbud Mode
The LP75 supports binaural switching, allowing you to use either earbud independently or both together. Simply take out the desired earbud(s) from the charging case, and they will connect automatically.
5. Maintenance
5.1 Cleaning
- Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth.
- Remove ear tips and clean them with mild soap and water, then dry thoroughly before reattaching.
- Avoid using harsh chemicals or abrasive materials.
5.2 Water Resistance
The Lenovo LP75 headphones feature an IPX5 life waterproof rating, protecting them from sweat and light splashes. They are not designed for swimming or submersion in water.
Figure 5: Sweat and Dust Prevention
5.3 Storage
When not in use, always store the earbuds in their charging case to protect them and ensure they remain charged.
6. Troubleshooting
- Earbuds not pairing/connecting: Ensure both earbuds are out of the case and in pairing mode. Turn off and on your device's Bluetooth, then try re-pairing.
- Only one earbud working: Place both earbuds back in the charging case, close the lid, then open and take them out again to reset the connection.
- No sound: Check the volume level on both your device and the earbuds. Ensure the earbuds are properly connected to your device.
- Charging issues: Verify the Type-C cable is securely connected to both the case and the power source. Ensure the charging pins on the earbuds and case are clean and free of debris.
- Poor call quality: Ensure the microphone is not obstructed. Check your device's network signal. The ENC ambient noise reduction feature should help maintain clear communication in noisy environments.
- Compatibility: The headphones are designed to be compatible with mainstream Bluetooth devices, including Android, iOS, and Windows phones, tablets, and notebooks.
7. Specifications
Figure 6: Lenovo LP75 Technical Parameters
| Feature | Specification |
|---|---|
| Brand Name | Lenovo |
| Model | LP75 |
| Material | ABS, Silica Gel |
| Bluetooth Version | 5.3 |
| Wireless Type | Bluetooth |
| Communication | Wireless |
| Max Output | 10mW |
| Number Of Drivers | 2 |
| Driver Diameter | 13mm |
| Total Harmonic Distortion | 1% |
| Impedance Range | up to 32 Ω |
| Frequency Response Range | 20 - 20000Hz |
| Sensitivity | 98dB |
| Resistance | 16 Ω |
| Charging Method | Charging case (Type-C) |
| Earphone Battery Capacity | 40mAh*2 |
| Charging Box Battery Capacity | 300mAh |
| Music Endurance | Approx. 6h (70% volume) |
| Headset Charging Time | About 1 hour |
| Charging Box Charging Time | About 1.5 hours |
| Bluetooth Transmission Distance | ≥10m |
| Waterproof Rating | IPX5 life waterproof |
| Features | Waterproof, With microphone, Apple Siri Support, Active Noise Cancelling (ENC) |
| Codecs | AAC, sbc |
| Certification | CE, RoHS |
8. User Tips
- Secure Fit for Sports: The ear hook design and soft silicone material ensure a stable and comfortable fit, making these headphones ideal for running, rope skipping, fitness, and dancing.
- Immersive Gaming: Benefit from the low-delay transmission for a more enjoyable and immersive gaming experience.
- Clear Communication: Utilize the HD voice call and ENC ambient noise reduction features for clear conversations, even in noisy environments.
- Flexible Usage: The binaural switching allows you to use one earbud independently while the other charges, or both for a full stereo experience.
- Sweat Protection: The IPX5 waterproof rating means you don't have to worry about sweat damage during intense workouts.
9. Warranty and Support
Lenovo products are manufactured to the highest quality standards. In the unlikely event of any issues, please refer to your purchase documentation for warranty details. For technical support or further assistance, please contact the seller or authorized service center.
