Instruction Manual

First Use Note

Product Name: Wireless Earphones, Model: CHE-646

Ensure the wireless headphones are fully charged before you start to use.

How to Wear

Select the best fitting ear tip and then wear headphone. Make sure that it fits snugly and seamlessly inside your ear to get the best sound and Noise Canceling performance.

Power On

Long press 5S the left or right earbuds.

Power Off

1. Put the earbuds into case, it will power off.
2. It will power off without connection and operation of your phone after 3min.

How to Connect

For the first time pairing, Long press 3S the power button to power on and search bluetooth “CHE-646" on your phone, and tap to connect. (headphone will auto re-connect to the last time device in connectivity records).

How to Charge

Charging the headphone with included cable and your DC5V/1A adapter (PC USB port or other DC5V also compatible).

Functional Operation

Music

• Press X1: the left or right earbuds.
• Press X2: the left for previous song; the right for next song.
• Long Press 2s: the left to reduce the volume (-); the right to increase the volume (+).

Incoming Call

• Press X1: the left or right earbuds to answer /end a call.
• Press X2: either earbud to reject a call.

Siri Voice Assistant

• Press X3: either earbud to activate Siri voice assistant.

FCC STATEMENT

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

• This device may not cause harmful interference, and
• This device must accept any interference received, including interference that may cause undesired operation.

Warning: 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.

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.

FCC ID: 2AYJ7CHE-646