HAPPYAUDIO ET4-S3 Earhook Headphones User Manual

User Manual

Package Content

Product Specifications

Control

| Power On| Automatic: Take out the earbuds from the charging case, the earbuds will automatically power on.
Manual: Long press the MFB for 2s in shutdown status.
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| Power Off| Automatic: Place the earbuds back into the charging case.
Manual: Long press the MFB for 5s in working status.
| Play/Pause| Press MFB(L/R)
| Play Previous| Double Tap MFB(L)
| Play Next| Double Tap MFB(R)
| Answer /Hang Up Phone Call| Press MFB (L/R)
| Reject Phone Call| Long press MFB(L/R) for 2.0s
| Volume +| Long Press MFB(R) for 15
| Volume –| Long Press MFB(L) for 15
| Activate Voice Assistant| Triple Tap MFB(L/R)

Setup steps for first time use

1. Peel off the insulating stickers on the left and right earbud.
2. Put the earbuds back into the charging case and fully charge them.
3. Take out the earbuds from the charging case and wait for 3 seconds for successful pairing.
4. Wear the earbuds.
5. Open the Bluetooth settings and select “HAPPAYAUDIO S3” and connect.

Pairing & reconnection

1. when the charging box has enough power, Take out the earbuds fromthe charging box and let the left and right earbud automatically enter the mutual pairing state. After the left and right earbud are successfully paired with each other, only one side of the left and right earbud will blink red and green alternately. At this time, the earbuds enter the search state with the device (mobile phone, etc.).
2. At this time, please find the Bluetooth name “HAPPYAUDIO $3” in the cell phone Bluetooth list, click on the connection, the earbuds will sound a “Connected” beep after a successful connection.
3. HAPPYAUDIO S3 earbuds can remember the last paired device. To connect again, you need to open the phone’s Bluetooth, from the charging box out of the earbuds will automatically connect to the phone. Please select “HAPPYAUDIO $3” again in the Bluetooth list to connect if not automatically connected.
4. Monaural use mode: left and right earbud alone (if you need to use the right and left earbud separately on different cell phones, the left and right earbud need to be 20 meters away from each other to search for HAPPYAUDIO S3 cell phone connection). When an individual uses one earbud alone, the other one – the left earbud or the right earbud, needs to be put in the charging box and covered.

LED behaviour (Earbuds)

| Alternately Rapid flashing red and white| TWS connecting
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| Alternately slow flashing red and white| Bluetooth connecting with device
| Lights off| Bluetooth connected with device

Reset

If the left and right earbuds don’t work at the same time, please Forget the S3 from the phone in the setting, Triple-click MFB (L/R) to reset the earbuds,After reset, the indicator light of the secondary earbud goes out, and the red and white light of the main earbud flashes slowly alternately.Re-open the phone Bluetooth settings to reconnect.If you still cannot solve the problem after performing the above operations, please contact our customer service.

Charging

To charge the earbuds.

1. Remove the insulating label from the earbuds before first use and make sure they are fully charged.
2. After each earbud use, put the earbuds directly back into the charging case and close the lid will automatically charge the earbuds.

To charge the charging case:

1. Select the USB input power: 5V1A ,for fast charging.
2. USB charging port in the charging case at the back, LED indicator in front.

Note:

1. Choose an adapter with USB to charge it (charging voltage DC 5V, current does not exceed 1A).

2. It is strictly forbidden to immerse in water or rinse directly with water.

3. This product is a product with batteries, and the size is small when stored to avoid contact with children.

4. For daily use, it is necessary to keep the earbuds clean. It is recommended to clean the earbuds and charging box’s charging contacts and contact pins from time to time.

5. Do not use and store the equipment in dusty or dirty places, which can damage its detachable parts and electronic components.

6. Do not store the equipment in places that are too cold or too hot.
   A too cold or too hot environment can shorten the life of electronic equipment, damage the battery and deform or melt some plastic parts.

7. When the earbuds are not in use, please put it back into the charging case and store it in a dry place.

8. When not using for a long time, please charge it once every three months at least.

Warranty Regulations

When purchasing products from official or authorized sales channels, we began to guarantee the earbuds for a period of 12 months. The warranty is limited to manufacturing defects.
www.happyaudio.cn
happyaudio@binshi.net.cn

FCC Statement

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.

To assure continued compliance, any changes or modifications not expressly approved by the party.
Responsible for compliance could void the user’s authority to operate this equipment. (Example- use only shielded interface cables when connecting to computer or peripheral devices).
This equipment complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.
RF warning statement:
The device has been evaluated to meet general RF exposure requirement.
The device can be used in portable exposure condition without restriction.

HAPPYAUDIO S3
MANUFACTURER
DONGGUAN YUNHUI ELECTRONIC TECHNOLOGY CO.,LTD.
Room 803, Building 12 No.6 First Hualing first
Road, ChaShan Town, Dongguan,
Guangdong, 523380CN
www.happyaudio.cn
happyaudio@binshi.net.cn
MADE IN CHINA

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