Shenzhen SaiFeng Electronic Technology Co Ltd 2BBFL-J220 Wireless Headphones Instruction Manual
- June 1, 2024
- Shenzhen SaiFeng Electronic Technology Co Ltd
Table of Contents
Shenzhen SaiFeng Electronic Technology Co Ltd 2BBFL-J220 Wireless
Headphones
Product specification
- True wireless version: V5.4
- Battery specification: earphone 3.7v; Charging bin 3.7v
- Supported mode: HFP/HSP/A2DP/AVRCP
- Sensitivity: 105dB 3dB S.P.L at 1KHz
- Signal distance: 10 m (in an ideal environment without any large obstacles)
- Playing time: about 3.5 hours
- Talk time: approximately 3.5hours
- Standby time: about 80 hours
- Charging time: charge the charging warehouse for about hours, and charge the headset for about 1 hour
- Charging times for the headset: about 2 times
Functional instructions
-
Boot
Take the headset out of the charging bin and start it automatically or long- press the left and right multi-function buttons of the headset for 3 seconds. -
Shut down
Put the earphones into the charging chamber and turn it off automatically. Long press the left and right earphone multifunction keys for 7 seconds to turn it off. -
Boot back
When the pairing is successful, the bluetooth headset will first enter the stale of reconnect when the second time is started and automatically reconnect the connected phone. -
Play pause
In the standby state, click the left or right earphone multifunction button to play music directly, while dick the left or right earphone multifunction button to pause playing. -
Switch songs
Press the left earphone multi-function button for 2 seconds to play music, and thenpress the right earphone multi-function button for 2 seconds to play music. -
Volume up and down
Double-click the left earphone multifunction button to increase the volume step by step, and double-click the right earphone multifunction button to decrease the volume step by step. -
Answer incoming calls
When the mobile phone calls, click the left or right earphone multifunction button to answer the phone. -
Call hang up
When talking on the mobile phone, you can hang up the phone by clicking the left or right earphone multifunction button. -
Call selection
When the phone calls, long press the left and right earphone multifunction buttons for 2 seconds to reject the call. -
Redial
When you are on standby or playing music, you can make the last call in your phone cord with three clicks of the left earphone multifunction button. -
Start voice assistant
Three dicks on the right earphone multifunction button can activate apple’s Siri or Google voice assistant for voice control of the phone operation. -
Low battery alert
When the battery of the bluetooth headset is low, play the warning sound of low battery an interval of 30 seconds until the headset is low battery and turns off.
Pairing method
- Take out from the charging warehouse or press the left and right earphone multifunction button for 3 seconds to start up the headset unti the red and blue lights flicker alternately, enter the state of search and pairing for the ear, enter the state of automatic pairing for the ear, After the pairing is successful, the red and blue lights of the main ear “right ear” continue to flicker alternately, while the blue lights of the secondary ear slowly flash, and play the prompt sound of successful pairing for the ear.
- Start the bluetooth function of mobile phones or other devices. If it is an Android phone or device, please dick the “search bluetooth device” option. When the model of the bluetooth headset is found, dick to enter pairing; After the pairing is successful, the main “right” ear will send out a signal that the connection is successful, and the indicator lights of the left and right earphones will turn to blue light and enter the standby state of connection. After the pairing is successful, the main ear will be the right channel, and the secondary ear will be the left channel.
- The two earphones can also be paired with the mobile phone independently. The lamp operation method can be operated according to the operation method instep 2 above.
Charging operation
- Plug the Micro USB charging cable into the charging bin and the Charger at one end. The Charger uses a standard 5V 1A charger to charge the bin.
- Charging the headphones: the headphones can be automatically charged into the charging bin, charging the headphone indicator light will be lit, full of electricity after the extinguishment.
Note: The specific Operation Consulting customer service.
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 the 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:
- This device may not cause harmful interference, and
- This device must accept any interference received, including interference that may cause undesired operation.
The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.