Shenzhen Shi Xingchen Electronic F12 True Wireless Stereo Earphones User Guide
- June 6, 2024
- Shenzhen Shi Xingchen Electronic
Table of Contents
Shenzhen Shi Xingchen Electronic F12 True Wireless Stereo Earphones
Product Overview
- Charging Case LED Light
- Charging Port
- Multifunctional Button
- Earphone LED
- Magnetic Charging Pin
- L/ R Logo
Power On & Pairing
Approach 1 – With Charging Case
Take out earphones from the charging case Select ‘F12’ from Bluetooth list
Approach 2 – Without Charging Case
Power On: Touch the earphones for 2 seconds Prompt sound ‘Power on’
Pairing: Right earphone Blue and White light flash Select ‘F12’ 
Incoming call
Answer call/End call
Tap the Left I Right earphone once
Reject call
Touch the Left I Right earphone for 2 seconds
Music
Pause / Play
Tap the Left / Right earphone once
Voice Assistant
Tap the Left / Right earphone 3 times
Change Song
Double-tap the Left/Right earphone
Adjust Volume
Touch and hold the Left/Right earphone
Power Off
Mode -Without Charging Case
Turn off Bluetooth to disconnect the earphones Touch either one earphone for 8
seconds to power off both earphones
Single Mode
| Single Mode | Earphone |
|---|---|
| Without Charging Case | US: Turn off both earphones |
Touch the Leh/ Right earphone for 4 seconds enter pairing mode.
Select ‘F12’ from Bluetooth list
Game Mode
Game Mode On: Tap Left/ Right earphone 4 times with prompt sound: Game
mode on
Game Mode Off: Tap Left/ Right earphone 4 times with prompt sound: Game
mode off
Charging
Earphones:
Earphones white LED Light on/off: Charging/Fully Charged
Charging Case:
Light on charging case stand for the remaining battery capacity
Note: It takes about 1.5 hours to fully charge the charging case
- White Light Flash 1 times: 0-25% Charged
- White Light Flash 2 times: 26-55% Charged
- White Light Flash 3 times: 56-75% Charged
- White Light Flash 4 times: 76-100% Charged
Safety Instruction
Using earphones at high to moderate volumes for extended periods of time will
result in permanent hearing damage. It is advised that you keep volume levels
moderate to low at all times for your safety.
Do not use while driving, cycling, operating machinery or performing other
activities that require hearing surrounding sounds.
Do not use earphones in thunderstorm weather, the earphones may not work
properly in the bad weather condition, and may increase the risk of being hit
by lightning.
Earphones may not work properly under high temperature or high humidity
conditions.
Do not use any corrosive cleaner/oil to clean the earphones. If the earphones
come in contact with liquids, quickly wipe away. If submersed in the water, do
not turn the earphones on until it is completely dried.
Tips: Man-made damage and lost are not covered under warranty. Keep the
earphones and the packaging out of reach of children.
FCC Statement
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.
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
- this device must accept any interference received, including interference that may cause undesired operation
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.