Read the Manual Before Use

Important Information

If you have any questions, please contact the customer service for assistance. Please refrain from leaving negative comments; our service aims for your satisfaction.

Important: For the first-time use after receiving the goods, please charge the Bluetooth headset using the provided charging wire until fully charged. This ensures optimal battery life.

Important: Do not use super-fast charging with a current above 2A, as this may damage the circuit chip due to excessive current.

Pairing and Connection

To pair your earbuds:

1. Open the charging case cover and remove the earphones. Initially, both earphones will flash alternately between red and blue.
2. Once paired with each other, one earphone's light will flash red and blue, while the other earphone's light will turn off. This indicates successful pairing between the earbuds.
3. Turn on Bluetooth on your mobile phone.
4. Search for the device named "Digital Pro 4" and click to connect.
5. Upon successful connection, both headphone lights will turn off.

Note on Single Earbud Sound: If only one earbud has sound, first delete the "SP9X" device from your phone's Bluetooth list, turn off your phone's Bluetooth, and then re-pair the earphones by following the steps to enter TWS mode again.

Earphone Touch Control

The earphone touch control area is marked in red circle on the earbud.

Touch Functions:

• Single Tap: Answer or hang up a call.
• Double Tap: Play previous or next track.
• Triple Tap: Decrease or increase volume.
• Long Press (1.5s): Activate Siri or voice assistant.

Charging Method

Connect the provided charging cable to the charging port. Ensure the cable is fully inserted.

The charging compartment display will show a flashing number indicating the charging progress. When the display shows "100", the charging compartment is fully charged. The display also shows the power level.

Customer Feedback

If you find that you do not like the product or will not use it, please contact the store's customer service for guidance on usage. If you wish to return the goods, please select an appropriate reason for return, as this is very important to us. Thank you.

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.

NOTE 1: 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.

NOTE 2: Any changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

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