Life-Tech B019BRQP9W
User Manual
Tangel Free Hands-Free Stereo Earphones Earbuds Headset w/Mic
Model: B019BRQP9W | Brand: Life-Tech
Introduction
This manual provides essential information for the proper use, setup, operation, and maintenance of your Tangel Free Hands-Free Stereo Earphones. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.
Product Overview
The Tangel Free Hands-Free Stereo Earphones are designed to deliver high-fidelity audio and convenient communication. Featuring an in-ear design, a built-in microphone, and a tangle-free cord, these earphones are compatible with devices using a standard 3.5mm audio jack.

Figure 1: Overview of the Tangel Free Hands-Free Stereo Earphones, showing the earbuds, tangle-free cord, in-line microphone, and 3.5mm audio jack.
Key Features:
- In-Ear Design: Directs high-quality sound into the ear for premium stereo audio.
- Standard 3.5mm Plug: Ensures compatibility with most cell phones and devices equipped with a 3.5mm audio jack.
- Built-in Microphone: Allows for hands-free communication.
- On/Off Switch: Conveniently located for ending calls.
- Tangle-Free Cord: Designed to prevent knots and tangles for ease of use and storage.
Setup
- Unpack: Carefully remove the earphones from their packaging.
- Identify Components: Locate the earbuds, the in-line microphone with the On/Off switch, and the 3.5mm audio jack.
- Connect to Device: Insert the 3.5mm audio jack firmly into the headphone port of your smartphone, tablet, or other compatible audio device.
- Position Earbuds: Gently place the earbuds into your ears. Ensure a comfortable and secure fit for optimal sound quality.

Figure 2: Close-up view of the Tangel Free Stereo Earphones earbuds, illustrating their in-ear design.
Operating Instructions
Listening to Audio:
- Once connected, play audio from your device. The sound will be directed through the earphones.
- Adjust the volume using your device's volume controls.
Making and Receiving Calls:
- Answering a Call: When a call comes in, press the On/Off switch located on the in-line microphone once to answer.
- Ending a Call: During a call, press the On/Off switch once to end the conversation.
- Using the Microphone: Speak clearly into the built-in microphone for hands-free communication.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the earbuds and cord. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use, store the earphones in a clean, dry place. The tangle-free cord design helps in neat storage.
- Avoid Damage: Do not pull the cord excessively or expose the earphones to extreme temperatures or moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from earphones. |
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| Microphone not working. |
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| Sound quality is poor. |
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Specifications
| Feature | Detail |
|---|---|
| Speaker Diameter | F10MM |
| Frequency Range | 20Hz - 20KHz |
| Impedance | 34Ω ± 3Ω |
| Sensitivity | 107dB ± 3dB |
| Max Power Input | 10mW |
| Microphone Sensitivity | -58dB ± 5dB |
| Headphones Jack | 3.5 mm Jack |
| Connectivity | Wired |
| Control Type | Media Control (On/Off switch) |
| Cable Feature | Tangle Free |
| Item Weight | 4 Grams (approx. 0.141 ounces) |
| Color | White |
| Ear Placement | In Ear |
| Form Factor | In Ear |
Warranty and Support
Specific warranty information for this product is not provided within this manual. For details regarding warranty coverage, returns, or technical support, please refer to the product packaging or contact the retailer or manufacturer directly.
Manufacturer: Life-Tech
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