1. Introduction
Thank you for choosing the Sodo SD-1004 On-Ear Wireless Headphones. This manual provides essential information for the proper setup, operation, and maintenance of your headphones. Please read it carefully before use and retain it for future reference.
2. Package Contents
Ensure all items listed below are present in your package:
- Sodo SD-1004 On-Ear Wireless Headphones
- USB Charging Cable
- 3.5mm Audio Cable
- User Manual (this document)
- Protective Case
- Ear Cushions
Image: Sodo SD-1004 headphones shown with their retail packaging.
3. Product Overview
The Sodo SD-1004 headphones feature a comfortable over-ear design with integrated controls and a built-in microphone for versatile use.
Image: Front view of the Sodo SD-1004 On-Ear Wireless Headphones in grey.
Key components include:
- Adjustable Headband
- Soft Ear Cushions
- Power/Multi-function Button
- Volume Up/Next Track Button
- Volume Down/Previous Track Button
- Microphone
- 3.5mm Audio Input Jack
- Micro USB Charging Port
- LED Indicator Light
4. Setup
4.1 Charging the Headphones
- Connect the Micro USB charging cable to the charging port on the headphones.
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will illuminate during charging. It will change color or turn off once fully charged.
- A full charge typically takes approximately 2-3 hours.
4.2 Bluetooth Pairing
- Ensure the headphones are fully charged.
- Press and hold the Power/Multi-function button for approximately 3-5 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your mobile device, enable Bluetooth and search for available devices.
- Select "SD-1004" from the list of devices.
- Once successfully paired, the LED indicator will flash blue slowly or turn solid blue.
Note: If pairing fails, turn off the headphones and your device's Bluetooth, then repeat the steps. The headphones will automatically attempt to reconnect to the last paired device when powered on.
4.3 Wired Connection
To use the headphones in wired mode:
- Plug one end of the 3.5mm audio cable into the headphone's audio input jack.
- Plug the other end into the 3.5mm audio output jack of your audio device.
- The headphones will function as wired headphones, and battery power is not required for audio playback in this mode.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the Power/Multi-function button for 2-3 seconds until the LED indicator lights up.
- Power Off: Press and hold the Power/Multi-function button for 3-4 seconds until the LED indicator turns off.
5.2 Music Playback
- Play/Pause: Press the Power/Multi-function button once.
- Next Track: Press and hold the Volume Up button.
- Previous Track: Press and hold the Volume Down button.
5.3 Volume Control
- Volume Up: Press the Volume Up button repeatedly.
- Volume Down: Press the Volume Down button repeatedly.
5.4 Call Handling
- Answer/End Call: Press the Power/Multi-function button once.
- Reject Call: Press and hold the Power/Multi-function button for 2 seconds.
- Redial Last Number: Double-press the Power/Multi-function button.
6. Maintenance
- Clean the headphones with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the headphones to extreme temperatures, humidity, or direct sunlight.
- Store the headphones in the provided protective case when not in use to prevent damage.
- Do not attempt to disassemble or modify the headphones, as this will void the warranty and may cause damage.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are fully charged. Connect to a power source and try again. |
| Cannot pair via Bluetooth. | Make sure the headphones are in pairing mode (flashing red and blue). Turn off and on Bluetooth on your device. Ensure no other devices are connected. |
| No sound in wireless mode. | Check volume levels on both headphones and your connected device. Ensure headphones are properly paired. |
| Microphone not working. | Ensure the headphones are connected via Bluetooth. Check microphone settings on your connected device. |
| Sound quality is poor. | Ensure the headphones are within range of your Bluetooth device. Check the audio source quality. Try a wired connection to compare. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand Name | Sodo |
| Model Number | SD-1004 |
| Color | Grey |
| Headphones Form Factor | Over-Ear |
| Connectivity Technology | Wired, Wireless (Bluetooth) |
| Wireless Communication Technology | Bluetooth |
| Includes Microphone | Yes |
| Noise Control | None |
| Sensitivity | 110 dB |
| Headphone Jack | 3.5 mm Jack |
| Compatible Devices | Mobile Phones |
| Material | Plastic |
| External Product ID | 6970960822543 (EAN-13) |
9. Warranty and Support
This product carries a manufacturer's warranty for 3 months from the date of purchase. For warranty claims or technical support, please contact the manufacturer or their authorized service center. You may also contact Amazon for further details regarding your purchase.
10. Safety Information
- Do not use the headphones at high volume for extended periods to prevent hearing damage.
- Do not use the headphones while driving, cycling, or in situations where you need to hear ambient sounds.
- Keep the headphones away from water and moisture.
- Dispose of the product responsibly according to local regulations.