MONODEAL Sleep Headphones YJCA01 User Manual

Introduction

This user manual provides comprehensive instructions for the MONODEAL Sleep Headphones, model YJCA01. It covers product features, setup, operation, maintenance, and troubleshooting to ensure optimal performance and user experience. These invisible sleep headphones are designed for comfort and effective noise isolation, making them ideal for sleeping and relaxation.

MONODEAL Sleep Headphones and Charging Case with a person sleeping comfortably

Image: MONODEAL Sleep Headphones, showing the earbuds and their charging case, with a person sleeping in the background, illustrating their intended use.

Package Contents

Please verify that all items are present in the package:

MONODEAL Sleep Headphones (2 earbuds)
Charging Case
Charging Cable
User Manual

Setup

1. How to Wear

For optimal comfort and noise isolation, ensure the earbuds are correctly inserted and tucked into your ear canal.

Diagram showing how to insert and tuck the MONODEAL Sleep Earbuds into the ear

Image: Visual guide demonstrating the two-step process of inserting the earbud into the ear and then tucking it for a secure and comfortable fit.

Insert: Gently place the earbud into your ear canal.
Tuck: Rotate and tuck the earbud to ensure it sits snugly and comfortably, minimizing pressure, especially for side sleepers.

2. Charging the Earbuds and Case

Before first use, fully charge the earbuds and the charging case. Place the earbuds into the charging case. Connect the charging cable to the case and a compatible USB power source.

Image showing MONODEAL Sleep Headphones charging case with battery life indicators

Image: The charging case for the MONODEAL Sleep Headphones, illustrating the battery life: 5 hours on a single charge for the earbuds, and up to 20 hours total with the charging case.

A single charge provides up to 5 hours of playback.
The charging case extends the total battery life to approximately 20 hours.

3. Bluetooth Pairing

The earbuds utilize Bluetooth 5.4 for stable and fast connectivity.

Ensure the earbuds are charged and removed from the charging case. They will automatically enter pairing mode.
On your device (smartphone, tablet, etc.), enable Bluetooth.
Search for "MONODEAL YJCA01" or a similar name in the list of available Bluetooth devices.
Select the device to connect. Once paired, you will hear an audible confirmation.

Operating Instructions

Basic Controls

The MONODEAL Sleep Headphones feature intuitive controls for media playback and calls.

Function	Action
Power On	Remove from charging case.
Power Off	Place back into charging case.
Play/Pause	Single tap on either earbud.
Next Track	Double tap on the right earbud.
Previous Track	Double tap on the left earbud.
Volume Up	Triple tap on the right earbud.
Volume Down	Triple tap on the left earbud.

Call Management

Function	Action
Answer/End Call	Single tap on either earbud.
Reject Call	Press and hold either earbud for 2 seconds.

Maintenance

Cleaning

Regular cleaning ensures hygiene and extends the lifespan of your earbuds. The earbuds are made of liquid silicone, which is easy to clean.

Wipe the earbuds and charging case with a soft, dry, lint-free cloth.
For stubborn dirt, slightly dampen the cloth with water. Avoid using harsh chemicals or abrasive materials.
Ensure the charging contacts on both the earbuds and the case are clean and dry before charging.

Storage

When not in use, store the earbuds in their charging case to protect them from dust and damage.

Store in a cool, dry place away from direct sunlight and extreme temperatures.
Avoid exposing the earbuds to excessive moisture.

Troubleshooting

If you encounter issues with your MONODEAL Sleep Headphones, refer to the following common solutions:

Problem	Possible Cause / Solution
Earbuds not powering on	Ensure earbuds are charged. Place them in the charging case for a few minutes, then remove.
Cannot pair with device	Ensure Bluetooth is enabled on your device. Make sure earbuds are in pairing mode (removed from case). Forget the device from your phone's Bluetooth settings and try pairing again. Ensure earbuds are within Bluetooth range (approx. 10 meters).
No sound or low volume	Increase volume on both the earbuds and your connected device. Ensure earbuds are properly seated in your ears. Reconnect the earbuds to your device.
Earbuds not charging	Ensure the charging cable is securely connected. Check if the charging case has power. Clean the charging contacts on both earbuds and case.
Poor sound quality	Ensure earbuds are clean and free of debris. Move closer to your connected device to avoid interference. Check if the audio source quality is good.

Specifications

Key technical specifications for the MONODEAL Sleep Headphones YJCA01:

Model: YJCA01
Brand: MONODEAL
Connectivity Technology: Wireless (Bluetooth 5.4)
Form Factor: In Ear
Material: Silicone
Color: Silver White
Earbud Weight: Approximately 2.5 grams per earbud
Battery Life (Earbuds): Up to 5 hours on a single charge
Total Battery Life (with Charging Case): Up to 20 hours
Noise Isolation: Up to 24 dB (passive noise isolation)
Recommended Use: Sleep, relaxation
Dimensions (Parcel): 10.4 x 10.3 x 3.4 cm
Total Weight (Parcel): 100 g

Close-up of MONODEAL Sleep Earbuds showing their lightweight design and soft silicone material

Image: The MONODEAL Sleep Earbuds, highlighting their cloud-like softness, 2.5g weight, noise reduction capabilities, comfort, and snug fit, all contributing to a better sleep experience.

Warranty and Support

For warranty information and customer support, please refer to the contact details provided on the product packaging or the official MONODEAL website. Keep your purchase receipt for warranty claims.

Manufacturer: MONODEAL

ASIN: B0DQL8GWFZ

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MONODEAL YJCA01

MONODEAL Sleep Headphones User Manual