Shenzhen TWS-S21 Ows Wireless Earbuds,Bluetooth 5.3 Headphones User Guide

Shenzhen TWS-S21 Ows Wireless Earbuds, Bluetooth 5.3 Headphones

Headset parameters

• Pairing name: S21 Chinese prompt
• Bluetooth version: AB5656A2 V5.4 Dual-call, low power consumption, low latency
• Charging case parameters: Input/output: DC5V/200MA
• Charging time: about 1.5 hours Battery Capacity: 45MA
• Main functions: Cell overvoltage protection circuit design step-up 5v no
• Charging time: about 1 hour
• Charging port: TYPE-C
• Number of discharges: The earbuds can be discharged about
• 2-3 times when there is 20% of the remaining power, and when the earbuds have 50-70% of the battery
• Discharge 4-5 times;: Silicon Microphone 3722 HD-42+-1DB
• The gross weight of the bin box: is 31.5 grams
• Fuselage size: 67.264.528.5MM
• Operating temperature: -10 ~ +45°C
• Operating temperature: -10 ~ +45°C
• Headset size: special-shaped68.310.67.0MM
• The gross weight of the earphones: 7.6 grams*2
• Selling points of earphones: open hanging ears suck TWS,
• No swelling pain, ultra-long battery life, low-latency game mode

Charging case parameters

• Input/output: DC5V/200MA
• BATTERY CAPACITY: POLYMER
• LITHIM RATTERV 25AMA
• TWS-S21 open ear hanging ear mutual sucking Bluetooth headset
• Main functions: Cell overvoltage protection circuit design, step-up 5v normally open, LED light display power index status;
• Charging port: TYPE-C
• Power on/off
• Discharge 4-5 times
• Vocal unit
• Fuselage size: 67.264.52

TWS-S21 Open hanging ears sucks each other Bluetooth ear.

Instructions

• Headset prompt tone switching: The red and white light flashes when a single earphone is turned on, and there is no Bluetooth connection with the mobile phone join Touch twice to switch the voice prompt of the earphone in Chinese or English.
• Steps for using both earphones: The red and white lights of both earphones are turned on at the same time and flash alternately for about 6 seconds of automatic.
• The team continues to flash the lights for the main channel by default, and the red and white lights of the other pair of earphones that are off the headset will be raised at the same time.

Show “Left Channel” and “Right Channel”, and the TWS team is successful. At this time, turn on the Bluetooth of the mobile phone to pair and search After successful pairing, the earbuds will not flash in light mode during use. Steps for using one earbud: Take out any earbud from the charging compartment and turn it on the red and white lights flash alternately for about 6 seconds, at this time, turn on the Bluetooth of the mobile phone to pair and search for connection, and the earphones will not flash during use after successful pairing.

Earbuds powered on: Press and hold the touch button for about 5 seconds, and the red and white lights of the earbuds will flash alternately, and there will be a ‘power on” prompt tone; Earbuds power off: Press and hold the touch button for about 3 seconds, the red light of the earbuds flashes three times, and there is a “power off* prompt sound; Headphone mode: After the earbuds are connected to the phone, touch four times in a row to switch to “Music Mode” or “Game Mode’, music mode is the normal mode of TWS earphones to listen to songs/make calls normally; Game The model is that the TWS earbuds enter a low latency state, and people who love to play games can switch this state Ears

Low latency may affect the communication signal, but this is normal). TWS ear under normal conditions It is recommended to switch to music mode.
No connection disconnection: The earbuds will be disconnected after powering on pairing or the mobile phone is connected, and it will be automatic within 5 minutes of Shutdown.
Play/pause operation: The earphones are connected to standby. click touch to play the song, and then touch one.

Headset prompt tone switching: The red and white light flashes when a single earphone is turned on, and it is connected before it is connected to the mobile phone Bluetooth Touch twice to switch the voice prompt of the earphone in Chinese or English. Operation steps for using both earphones: The red and white lights of both earphones are turned on at the same time and flash By default, the team will continue to flash the lights for the main channel, and the red and white lights of the other pair of earphones will be turned off, and the earphones will be raised at the same time Volume increase or decrease operation: During the headset connection playback or call, press the left ear touch button 3 times in a row to decrease Volume: Press the right ear touch button 3
times in a row to increase the volume.

Reject an incoming call
If you don’t want to answer the call after a call, press the touch button twice in a row to reject the call

SUMMON VOICE ASSISTANT
PRESS AND HOLD THE TOUCH BUTTON FOR 1.5 SECONDS TO WAKE UP THE VOICE ASSISTANT (SIRI) FUNCTION DURING STANDBY PROCESS AFTER THE EARBUDS ARE CONNECTED
Master-slave switching: After the TWS connection, it can be used separately regardless of the primary and secondary connections (If one earbud is powered off or charged when it is out of power, it will not affect the normal use of the other earbud); Show “Left Channel” and “Right Channel”, and the TWS team is successful. At this time, turn on the Bluetooth of the mobile phone to pair “Game Mode”, music mode is the normal mode of TWS earphones The model is that the TWS earbuds enter a low latency state, and people who love to play games can switch this state (ear Low latency may affect the communication signal, but this is normal). IWs ear under normal conditions

Charge the charging case

Play/pause operation: pause the song.

Song switching operation
Touch the button to switch the previous song on the left ear; Call Answer/Hang Up: After the earbuds are connected, touch the touch once to answer the call when the call comes to an end all safety guidance: Please use a standard DC charger (DC5v /500MA-2A) to charge the charging case; Do not disassemble the charging case and Bluetooth headset, or insert other items into the product to avoid damage to the product or even harm you.

Product List
Touch and click again to hang up the phone.

FCC STATEMENT

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. 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 equipment has been tested and found to comply with the limits for a Class B digital device, under 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 by 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

• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment to 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 and its antenna(s) must not be co-located or operated in conjunction with any other antenna or transmitter.

Radiation Exposure Statement
The device has been evaluated to meet general RF exposure requirements in portable exposure conditions without restriction.

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