Pincun B29 Wireless Headphones User Manual

Shenzhen Pincun Digital Technology Co., Ltd.

Product Overview

This manual provides detailed information on the Pincun B29 wireless headphones, covering basic operations, features, specifications, and important safety warnings.

Basic Key Operation

Power On: Long press the power button for 3 seconds. The headphone will turn on, indicated by a blue LED light for 3 seconds.
Power Off: Long press the power button for 3 seconds. The headphone will turn off, indicated by a red LED light for 3 seconds.
Volume Adjustment: Short press the '+' and '-' buttons to adjust the volume.
- Next Song: Long press the '+' button.
- Previous Song: Long press the '-' button.
Play/Pause/Answer/Hang Up Calls:
- Short press the button during music playback to pause.
- Short press the button during music pause to play.
- Short press the button when a call is incoming to answer.
- Short press the button during a call to hang up.
- Long press the button when a call is incoming to refuse the call.
- When Bluetooth is connected, double press the button to redial the last phone number in your call record.

Bluetooth Pairing

After turning on the headphone, it enters Bluetooth pairing mode. The red and blue LEDs will flash alternately. Turn on the Bluetooth function on your mobile phone, search for the Bluetooth device named 'B29', and click to connect. After a successful connection, the blue LED will stay on. During music playback, the blue LED will flash slowly.

Mode Switching

TF Card Mode: After inserting a TF card, the headphone automatically switches to TF playing mode.
Bluetooth Mode: After removing the TF card, the headphone automatically switches to Bluetooth mode. You can also press the button after inserting the TF card to switch to Bluetooth mode. Press repeatedly to switch between TF card and Bluetooth modes.

Line-in Mode

When the headphone is on: Plug in the audio cable, and the headphone will automatically turn off, allowing you to listen to music via the audio cable.
When the headphone is off: Plug in the audio cable; the headphone cannot be turned on, and you can only listen to music via the audio cable.

Note: To use Bluetooth mode, unplug the audio cable and turn on the headphone.

Language Switch

In the headphone's powered-on state, when not connected to any device, double-click the '+' button to switch to Chinese voice prompts. Double-clicking again will switch between English and Chinese voice prompts.

Charging Mode

When the battery is low, charge the headphone for approximately 3 hours using the USB-C charging cable. The headphone will automatically turn off during charging. The red LED lights up during charging and turns off when fully charged.

Power Status

When the headphone is connected to an iOS device, the current battery status is displayed in the upper right corner of the device screen. When the battery is low, the headphone will provide a voice prompt: "battery low".

LED Indicator Light Description

Pairing Status: Red and blue LEDs flash alternately.
Power On: Blue LED stays on indefinitely.
TF Card Mode: Green LED flashes slowly during music playback, and stays on when paused.
Bluetooth Mode: Blue LED flashes slowly during music playback, and stays on when paused.
Incoming Call Status: Blue LED flashes quickly.
Charging Status: Red LED lights up during charging and turns off when fully charged.
Decorative LED Light: The decorative LED lights up simultaneously when the headphone is turned on. Long press the '+' and '-' buttons for 6 seconds to turn the decorative LED light off or on.

Parameters Information

Supported Profiles: A2DP/AVRCP/SMP/HFP

Accept Range: 8-10 meters

Resistance: 32Ω±15%

Sensitivity: 103±3dB

Frequency Range: 20 HZ---20KHZ

Charging Voltage: 5V

Operating Voltage: 3.7V

Charging Current: 1000mA

Operating Current: 9mA--27mA

Packing List

1. Bluetooth Headphone
2. User Manual
3. USB-C Charging Cable
4. Audio Cable

Warm Tips

Please charge the headphone with a 5V 1A / 5V 2A charger. Using a charger with a voltage that is too high may damage the headphone.
If the headphone has not been used for more than 3 months, it needs to be charged before use.
For long-term storage, it is recommended to charge the headphone every 3 months to better protect the battery life.
It is recommended to fully charge the headphone before the first use.
Before use, please turn the volume to the minimum. Sudden loud sounds may damage your hearing.

Warning

Do not place the headphones in high-temperature environments, including direct sunlight.
Do not place the headphones near fire sources or other overheated environments.
Do not place the headphones in damp places or submerge them in liquid; keep the headphones dry.
Do not attempt to charge the headphones using methods other than the provided charging cable.
Do not disassemble or attempt to repair or modify the headphones.
Avoid excessive drops, impacts, scratches, or other actions that may impair the headphone's function. If any damage occurs, such as dents, punctures, tears, deformation, or corrosion, stop using the headphone immediately and contact the seller or the contact information on the warranty card.
If the headphones emit an abnormal smell, exceed normal operating temperature, or show abnormal changes in color or shape, stop using them immediately and contact the seller or the contact information on the warranty card.
There is a risk of explosion if the battery is replaced improperly. Replace only with the same type or equivalent type of battery. The battery (battery pack or assembled battery) must not be exposed to conditions such as sunlight, fire, or similar overheating environments.
The device should not be exposed to water droplets or splashes. It should not be placed in objects filled with liquids, such as vases.
This product is not a children's toy. Children under 14 years of age require parental supervision when using it.
Using headphones at high volume for extended periods may cause hearing damage.

Attentions

Please keep or use the headphone in normal temperature, avoid direct sunlight.

Please keep the headphone away from fire or other hot objects.

Please keep the headphone away from damp places or submerged in liquid, keep dry.

Please do not try to use other methods of charging other than the USB charging cable we provide.

Please do not disassemble, repair, or modify.

Please pay attention to excessive clashes. If any damage occurs (such as dents, deformation, corrosion, etc.), please contact us for assistance via the contact information on the warranty card.

If the headphone produces an abnormal smell, exceeds normal temperature, or its color or shape changes abnormally, please stop using it and contact us for assistance via the contact information on the warranty card.

FCC Warning

This device 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.

Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

Note: 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.

The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.

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