Shenzhen S4 True wireless headset User Manual
- June 5, 2024
- Shenzhen
Table of Contents
True wireless headset
User manual
Thank you for choosing and using this TWS Bluetooth headset. This manual will help you operate this Bluetooth headset. Before using the Bluetooth headset, you need any Bluetooth function of your mobile phone or other devices. This product can be used as a pair or used separately. Enrich and enhance your lifestyle, enjoy the fun of music anytime, anywhere.
Product appearance picture
Product parameters;
- Jerry solution, V5.0 version, using 2.4GHZ Bluetooth frequency band.
- The left and right earphones have built-in 40mAh lithium batteries, which can be recharged for about 500 times.
- Bluetooth distance; 360-degree straight line distance of 12 meters without obstacles.
- Endurance; listen to music continuously for 3.5 hours in both ears and talk for about 3 hours.
- Headphone charging; magnetic charging storage box, with charging base, base battery capacity 300mAh.
- The earphone has a built-in -38db+/-3db high sensitivity MIC, 6mm high-fidelity speaker.
- Support protocol; A2DP, HSP, HFP, AVRCP. Decoding method; SBC
- Support android and iPhone battery display.
- Real-time monitoring of earphone voltage, low battery warning prompt, automatic shutdown of ultra-low voltage.
- Charging box size; 60mm47mm28.5mm—headphone size;
- 21.9mm15.4mm23.0mm—product weight-45g
Instructions
-
Earphone pairing
The headset has completed the pairing process when it leaves the factory, and the user can automatically pair with the L/R headset while using it; if there is no mobile phone or Bluetooth device connected within five minutes, the headset will automatically shut down (save power). -
Bluetooth connection
Turn on the phone and turn on Bluetooth, search for “S4”, and click pair to connect. As shown;
-
Music play/pause,
After the Bluetooth connection is successful, open the music player (such as Kugou Music, Tiantian Jingtu, the mobile phone’s own player, etc.), and you can now play the music in the mobile phone. If you need to pause, touch the L/R headset touch area twice. -
Music previous/next song
In the process of listening to music, if you need to switch songs, touch the L earphone touch area 3 times to switch to the previous song, and touch the R earphone touch area 3 times to switch to the next song. -
Answer/hang up the call, reject the call
In the process of listening to music, if there is a call coming in, touch the L/R earphone\ touch area twice to answer it. After receiving the call, touch the L/R earphone touch area twice to hang up the call. If there is an incoming call, I don’t want to answer it. Long press the L/R touch area for 1 second and release it to reject the call. -
Start voice control (SIRI function)
During the Bluetooth standby process, long-press the L/R touch area for 1 second and release it to activate the language control function. -
Product charging
When the headset is used to low battery, the headset may have a low battery warning sound, which will prompt once every 20 seconds until the ultra-low battery headset automatically shuts down. At this time, you need to put the earphones into the charging box to charge, and put the L/R earphones into the corresponding positions of the charging box to charge. The red light of the earphone is always on during the charging process, and the red light of the fully charged earphone is off. The charging box can charge the Bluetooth headset about 3.5 times.
Precautions;
- During use, in order to protect your hearing, do not turn the volume to the maximum.
- Please turn off the Bluetooth headset and put it in the charging box before boarding. This Bluetooth headset cannot be used in aircraft.
- Do not make any modifications or attempt to disassemble this Bluetooth headset.
- Do not use this product in a humid environment or in the rain.
- Do not clean the product when it is charging.
- Never use corrosive cleaners to clean the charging box or earphones.
- Do not expose this product to direct sunlight.
- If the product is not used for a long time, it should be placed in a dry place to avoid extreme temperature and dust, and the charging case should be charged at least once a month to extend the battery life.
Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
NOTE: 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) his device must accept any interference received, including interference that may cause undesired operation.
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. Suppose this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and n. In that case, 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 exposure compliance statement:
This device has been evaluated to meet the general RF exposure requirement
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>