Shenzhen SaiFeng Electronic Technology Co Ltd 2BBFL-TWS-F TWS-F Bluetooth Glasses Instruction Manual

Shenzhen SaiFeng Electronic Technology Co Ltd 2BBFL-TWS-F TWS-F Bluetooth

Glasses

Specifications:

• Model: TWS-F
• Bluetooth Version: 5.0
• Charging Time: 1.5 hours
• Music Playtime: Up to 4 hours
• Standby Time: Up to 120 hours
• Wireless Range: 33 feet (10 meters)

Product Information

The TWS-F is a true wireless stereo earbuds model that features Bluetooth version 5.0 for seamless connectivity. With a compact design and ergonomic fit, these earbuds provide high-quality sound and comfortable wear for extended periods. The charging case ensures convenience and portability, making it ideal for on-the-go use.

Product Usage Instructions

• Charging:
  To charge the TWS-F earbuds, place them inside the charging case and connect the case to a power source using the provided USB cable. The LED indicators on the case will show the charging status. It takes approximately 1.5 hours to fully charge the earbuds.

• Pairing:
  To pair the earbuds with your device, make sure they are charged. Remove both earbuds from the case simultaneously, and they will automatically enter pairing mode. Open the Bluetooth settings on your device and select “TWS-F” to complete the pairing process.

• Music Playback:
  Once paired, you can start playing music by selecting your desired playlist or media on your connected device. The TWS-F earbuds offer up to 4 hours of music playback on a single charge, providing a rich audio experience.

• Answering Calls:
  When receiving a call, you can answer it by tapping on the touch-sensitive area of either earbud. The built-in microphone allows for clear voice transmission during calls, ensuring seamless communication.

FAQ:

• Q: How do I reset the earbuds?
  A: To reset the TWS-F earbuds, place them back in the charging case and keep the case open. Press and hold the button on the case for 10 seconds until the LED indicators flash rapidly.

• Q: Can I use only one earbud at a time?
  A: Yes, you can use either the left or right earbud independently for mono audio playback. Simply take out the desired earbud from the case and pair it with your device as usual.

Manual for smart glasses

Product diagram

Packing list

1. glasses
2. charging Line
3. instruction

Product specification

• product model: TWS-F open directional audio smart glasses frame
• color: black frame
• material: TR90/hybrid material
• lens material: PC/UV400
• wireless version: V5.3
• charging time: about 120 minutes
• battery capacity: 80 Mah (typical value)
• charging voltage and current: DC5V
• support mode: HFP/HSP/A2DP/AVRCP
• sound track: dual speakers, stereo

Functional instructions

1. Roll camera
   In shutdown mode, press the right mirror leg touch area for 3 seconds, prompt “Power on.”

2. Turn it off
   Plug in the Charger to shut down automatically, or in the boot state, long press the right mirror leg touch area 5 seconds, prompt”Power off”

3. Play/pause
   In standby state, double-click the multi-function area can play directly, or pause the play

4. Switch songs
   Play music when the multi-functional area can switch to the next song, long press 1.5 seconds to switch to a song.

5. Incoming call
   When the mobile phone calls, double-click the multi-function area to answer the phone.

6. calls hang up
   When the mobile phone calls, double-click the multi-function area to hang up the phone

7. incoming calls are rejected
   When the mobile phone calls, long press multi-function area 1.5 seconds can be rejected calls.

8. Low power tips
   When the battery power is low, every 30 seconds will issue a warning sound, need to recharge the equipment as soon as possible

Matching method

1. After the glasses boot, automatically enter the matching state, red and blue light flashing alternately,
2. open the device to connect, search and connect the device: TWS-F, the device automatically pop-up matching window, click on the match can be connected successfully.

Charging operation
Plug one end of the Micro charging cable into the charging bin and plug in the Charger at the other end to charge the glasses. The red light will be bright when the charging is completed, and the red and blue lights will flash alternately for 10 minutes before going out.

Tips

1. Please do not remove or repair this product for any reason, otherwise it may cause fire, electronic breakdown or even completely damage this product.
2. Please do not place the equipment in the environment of too low or too high temperature (below -10 ° C or above 45 ° C) .
3. Please do not wet the product contact liquid, or soak in the liquid.
4. can not be placed in the Sun for a long time exposure (such as car), or easy to de formation, aging, broken.
5. do not draw the magnetic end of the charging line near the metal object, to prevent the risk of short circuit caused by magnetic attraction to the metal object.

Important security information

1. before using this device, please read all the security information to ensure the correct and safe use.
2. use of unapproved power supplies, chargers or batteries may cause fire, explosion or other hazards.
3. Please use the accessories approved by this manufacturer and matched with these models of equipment.
4. Please use the equipment in the temperature range of 0-35 ° C, and store the equipment and its accessories in the temperature range of -20-45 ° C. When the ambient temperature is too high or too low, may cause device failure
5. the device uses Non-removable built-in Battery, please do not replace the battery to avoid damage to the battery or device.
6. If the charge is finished, please disconnect the Charger from the device, and unplug the Charger from the power outlet, continuous charging time do not exceed 12 hours.
7. the battery is not allowed to disassemble, extrusion, impact or put into the fire, if there is a serious swelling, please do not continue to use.
8. Please do not put in high temperature environment (such as Car), the battery overheating may cause explosion.
9. Please keep the equipment dry.
10. if the equipment or any other parts can not work properly, please do not repair any products by yourself.
11. connect other equipment, please refer to the user’s manual connection method, do not spray connection does not match the equipment 12: to avoid hearing loss, please do not use high volume for a long time.

Warning

Please follow the relevant laws and regulations, do not use

1. such as gas stations, oil depots, chemical warehouses near the storage of flammable and explosive oil gas or chemicals environment, strictly prohibit the use of equipment.
2. Do not use this device in the operating room, emergency room, intensive care unit, etc. . To avoid interfering with the medical equipment, keep away from artificial pacemaker, hearing aids, cochlear implants, etc., the distance between the device and the pacemaker is more than 15 cm.
3. Consult Your Physician and device manufacturer if you would like to use this device near your personal medical device.
4. comply with all safety warnings and regulations regarding the use of this device while driving
5. avoid using it outdoors during thunderstorms
6. do not use the charger in high humidity places such as the bathroom, otherwise it can lead to electric shock, personal injury, fire and damage to the charger.
7. Please comply with the relevant legal provisions that explicitly prohibit use in any environment

FCC Warning

• 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.

• Caution: Any changes or modifications to this device not explicitly approved by manufacturer could void your authority to operate this equipment.

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.

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

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