TRA COMPANY CHE-645 Mini Wireless Open Ear Earphones Instruction Manual
- June 13, 2024
- TRA COMPANY
Table of Contents
CHE-645
Instruction Manual
CHE-645 Mini Wireless Open Ear Earphones
First Use Note
Ensure the wireless headphone are full 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
- Put the earbuds into case, it will power off
- 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-645” o n 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 2sthe 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.
Label
Wireless Open Earphones mini
Model No:CHE-645
Capacity:3.7V/320mAh 1.184Wh
Input:5V/300mA
Made in China
FCC ID2AYJ7CHE-645