BT4

Pro 4 TWS Wireless Headphones User Manual

Model: BT4 | Brand: Generic

Product Overview

The Pro 4 TWS Wireless Headphones are designed to provide a high-quality audio experience with the convenience of wireless technology. These earbuds feature Bluetooth 5.0 for stable connectivity, an IPX7 waterproof rating for durability, and a built-in microphone for clear calls. The ergonomic design ensures a comfortable and secure fit for extended use.

Black protective storage case for Pro 4 TWS Wireless Headphones

Image: The black protective storage case included with the Pro 4 TWS Wireless Headphones. This compact case helps protect your earbuds when not in use.

Pro 4 TWS Wireless Earbuds inside their charging case

Image: The Pro 4 TWS Wireless Earbuds resting inside their open charging case. The earbuds are white with black tips, and the case is also white.

What's Included

Dimensions of the protective storage case: 11cm height, 7.5cm width, 4cm depth

Image: A visual representation of the protective storage case with its dimensions: approximately 11cm in height, 7.5cm in width, and 4cm in depth. This illustrates the compact size of the included accessory.

Setup Guide

1. Initial Charging

Before first use, ensure both the earbuds and the charging case are fully charged. Place the earbuds into the charging case and connect the charging case to a power source using the provided charging cable. The indicator light on the case will show charging status.

2. Pairing with a Device

  1. Open the charging case. The earbuds will automatically enter pairing mode.
  2. On your device (smartphone, tablet, laptop), go to the Bluetooth settings.
  3. Search for available devices and select "Pro 4 TWS" (or similar name) from the list.
  4. Once connected, a voice prompt will confirm successful pairing.

Note: If pairing fails, ensure the earbuds are charged and within range of your device. You may need to "forget" previous pairings on your device and try again.

Pro 4 TWS Earbuds connecting to a smartphone via touch control

Image: The Pro 4 TWS earbuds shown with a smartphone, illustrating the touch control feature for connection. A blue light effect indicates active connection or touch interaction.

Operating Instructions

Touch Controls

The Pro 4 TWS headphones feature intuitive touch controls on each earbud. Specific functions may vary slightly, but common controls include:

Wearing the Earbuds

Gently insert each earbud into your ear canal. Rotate slightly until you achieve a comfortable and secure fit. The ergonomic design is intended to keep them stable during various activities.

Woman wearing Pro 4 TWS Earbuds, demonstrating comfortable and secure fit

Image: A woman wearing the Pro 4 TWS earbuds, highlighting their ergonomic design and comfortable fit within the ear. The image emphasizes that the earbuds are designed to stay securely in place.

Maintenance and Care

Troubleshooting

ProblemPossible Solution
Earbuds not pairing
  • Ensure earbuds and case are charged.
  • Turn off and on Bluetooth on your device.
  • "Forget" the device in your Bluetooth settings and re-pair.
  • Reset the earbuds (refer to specific reset instructions if available, otherwise try placing them back in the case and taking them out).
No sound from one earbud
  • Check if both earbuds are charged.
  • Place both earbuds back in the case, close it, then open it again.
  • Try re-pairing the earbuds.
Poor sound quality
  • Ensure earbuds are clean and free of debris.
  • Check the audio source device's volume and settings.
  • Move closer to your device to avoid interference.
Charging issues
  • Verify the charging cable and adapter are working.
  • Ensure the charging contacts on the earbuds and case are clean.
  • Try a different power source.

Specifications

FeatureDetail
Model NumberBT4
Connectivity TechnologyWireless, Bluetooth
Bluetooth Version5.0
Wireless RangeUp to 33 feet (approx. 10 meters)
Water ResistanceIPX7 (Resistant to sweat and rain)
MicrophoneBuilt-in, High-Quality
Control MethodRemote (Touch Controls)
Ear PlacementIn Ear
MaterialSilicone, Plastic
Included ComponentsProtective Case
Compatible DevicesSmartphones, Tablets, Laptops, Desktops, Smart Speakers, Cars (with Bluetooth capabilities)
Diagram illustrating Bluetooth 5.0 chip technology

Image: A diagram highlighting the upgraded Bluetooth 5.0 chip, emphasizing features like HD Voice, Quick Connect, and Stable Reception, which contribute to high-fidelity sound quality and anti-interference.

Exploded view of an earbud's dynamic speaker unit

Image: An exploded view of the earbud's internal components, specifically showcasing the high-quality dynamic unit and balanced adjustment technology designed to deliver rich sound effects.

Warranty and Support

For warranty information and customer support, please refer to the documentation provided at the time of purchase or contact the seller directly. The product is manufactured by "wireless earphone".

For further assistance, you may also visit the product page on Amazon: Pro 4 TWS Wireless Headphones on Amazon.

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