Introduction
This manual provides essential instructions for the proper use and maintenance of your SDLOGAL Wireless Over Ear Headphones. Please read this guide thoroughly before operating the device to ensure optimal performance and longevity.
Package Contents
- SDLOGAL Wireless Over Ear Headphones
- USB-C Charging Cable
- 3.5mm Audio Cable
- User Manual
Product Overview
The SDLOGAL Wireless Over Ear Headphones are designed for immersive audio experiences, featuring Bluetooth 5.4 connectivity, long battery life, and a comfortable, foldable design. They support both wireless and wired connections.

Figure 1: SDLOGAL Wireless Over Ear Headphones (Pink)

Figure 2: Key Function Guide for Headphone Controls
Controls
- Power Button: Long press for 3 seconds to turn on/off. Short press to play/pause. Double-tap for previous song. Triple-tap for next song.
- M Button: Double-click to switch between Music Mode and Game Mode. Triple-click to turn LED lighting on/off.
- Volume Slider: Slide up or down to adjust volume.
Setup
1. Charging the Headphones
- Locate the USB-C charging port on the headphone.
- Connect the provided USB-C charging cable to the headphones and a compatible USB power source.
- The LED indicator will show charging status. A full charge provides over 40 hours of playback.
2. Powering On/Off
- To power on, long press the Power Button for approximately 3 seconds until the LED lights activate.
- To power off, long press the Power Button for approximately 3 seconds.
3. Bluetooth Pairing
- Ensure the headphones are powered off.
- Long press the Power Button for 5 seconds to enter pairing mode. The LED indicator will flash, indicating it's ready to pair.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "SDLOGAL Headphones" from the list.
- Once connected, the LED indicator will stop flashing.
4. Wired Connection
- Connect one end of the 3.5mm audio cable to the headphone's audio jack.
- Connect the other end to your audio device's 3.5mm port.
- The headphones can be used in wired mode even when the battery is depleted.

Figure 3: Wireless Bluetooth 5.4 and Wired Connection Options
Operating Instructions
Music Playback
- Play/Pause: Short press the Power Button.
- Next Track: Triple-tap the Power Button.
- Previous Track: Double-tap the Power Button.
Call Management
- Answer/End Call: Short press the Power Button.
- Reject Call: Long press the Power Button.
Volume Control
- Slide the Volume Slider up to increase volume.
- Slide the Volume Slider down to decrease volume.
Switching Modes (Music/Game)
- Double-click the M Button to toggle between Music Mode and Game Mode.

Figure 4: Switching between Music and Game Modes
LED Lighting Control
- Triple-click the M Button to turn the LED lights on or off.

Figure 5: Controllable LED Lighting Feature
Comfort and Design
The headphones feature high elastic sponge material and soft memory protein earmuffs for extended comfort. The adjustable headband ensures a secure and comfortable fit for various head sizes. The foldable and lightweight design allows for easy portability and storage.

Figure 6: Comfort and Folding Features

Figure 7: Compact, Foldable, and Lightweight Design
Battery Life
Equipped with low power consumption technology, these headphones offer over 40 hours of continuous music playback and more than 800 hours of standby time on a single full charge.

Figure 8: Extended Battery Performance
Maintenance
- Clean the earcups and headband regularly with a soft, dry cloth.
- Avoid exposing the headphones to extreme temperatures, humidity, or direct sunlight.
- Do not use abrasive cleaners or solvents.
- Store in a cool, dry place when not in use.
Troubleshooting
No Power
- Ensure the headphones are fully charged.
- Long press the Power Button for 3 seconds to turn on.
Cannot Pair via Bluetooth
- Ensure the headphones are in pairing mode (LED flashing).
- Make sure Bluetooth is enabled on your device and it's within range (typically 10 meters).
- Try forgetting the device on your phone's Bluetooth settings and re-pairing.
No Sound
- Check the volume level on both the headphones and your connected device.
- If using a wired connection, ensure the 3.5mm cable is securely plugged into both devices.
- If using Bluetooth, ensure the headphones are properly paired and connected.
Specifications
| Model Name | SDL-718-PI |
| Connectivity Technology | Wireless (Bluetooth 5.4) |
| Battery Life | 40 Hours (Playback) |
| Standby Time | 800 Hours |
| Audio Driver Type | Dynamic Driver |
| Material | Sponge, Memory Protein |
| Item Weight | 11.3 ounces |
| Special Features | Fast Charging, Lightweight, Noise Cancellation, Controllable LED Lighting, Music & Game Modes |
| UPC | 721545538598 |
Official Product Videos
Video 1: Overview of SDLOGAL Wireless Over Ear Headphones by Shangyinghui-US. This video demonstrates the headphones' features and design.
Video 2: Demonstration of SYH US LYEJ Headphones by Shangyinghui-US. This video highlights the product's functionality and user experience.
Warranty and Support
For warranty information or technical support, please refer to the contact details provided on the product packaging or visit the official SDLOGAL website. Keep your purchase receipt for warranty claims.




