Wireless bluetooth earplugs

USER MANUAL 

Specification:

1.Version:BT4.1+EDR

2.Supports:HSP/HFP/A2DP/AVRCP

3.Charging Interface: Point-Contact

4.Earbud Size:28*20*28mm

5.Earbuds Weight: 5g*2

6.Charging Case Size: 80*60*30mm

7.Charging Case Weight: 45g

8.Battery Capacity: 450mAh/Charging Case; 40mAh/earbud

9.Charging Time : about 1-2 hours

10.Working time: one for 3-4 hours and a set for 2-3 hours

11.Standby Time: one for 120 hours and a set for 60 hours

How to Use

Charging

Make sure earbuds and charging case are full charged when first use

1.Charging Case Charges: Please let USB connect charging porton the one side, on the other side connect charger with USB ports or a USB output of a PC, Slide the switch to “ON” tostart charging the case. Charging the case should be at least3hrs.(If the charging case is being charged, the led will flash green light nonstop; If the charging case is full charged , the led will be green light all the time)

2. Earbuds Charge: Place the earbuds on the slots of thecharging case correctly ,slide the switch to “ON” . The earbudled will flash red , if the earbud is full charged , it will showblue light all the time .

 3. Turn off the charging case if you don’t use it for a long time.

To  Switch the Earbuds On/Off

1.Turn on : Hold down the multi-function keys until the earbudLed light flashes red light (the time is probably 4 seconds), atthe same time there will be Voice Reminder "Power On" .

2.Turn off : Hold down the multi-function keys until the earbudLed light disappears(the time is probably 4 seconds) , at thesame time there will be Voice Reminder "Power Off" .

To Switch Language of Voice Prompt

1.Make sure the earbud be turning off status. Then Hold downthe earbud for 5-7 seconds until the led light flashes red andblue light nonstop.

2.Then wear the earbud , please QUICK double-click the multi-function key ,you will hear a voice prompt “Chinese VoicePrompt(in Chinese)”; then do QUICK double-click again, youwill hear “English Voice Prompt”.

To Pair Twins Wireless Bluetooth Earbuds

There has 2 ways to do it. please check the following steps:

From the Led light to tell 

1.Hold down both of the twins earbuds until their led flashesred and blue lights nonstop (The time is probably 5-7 seconds).

2.Don't do any other thing, just be patient to wait for 15-18seconds. there just one earbud flashes red and blue lightnonstop, this is the "left channel", the other one flashes bluelight, that is the "right channel".

3.Then open the bluetooth of your mobile phone and search,the model "TWS-K2" to pair . If both of the earbuds led lightsflash blue. It shows the twins earbuds pair with phonesuccessfully.(Flash blue light twice a time is “L”, Flash blue lightonce a time is “R”)

Note: Please don't release the multi-function when you see both of the earbuds led light flashing red. 

From the Voice Prompt to tell (Much Easier)

1.After you wear the 2 earbuds, hold down both of the 2earbuds for 5-7 seconds, at the same time there has voiceprompt "Power on".(If less than 5 seconds ,the twins bluetoothheadphones don't enter into the pairing status)

2.At  this  time, you will hear beep sound. Please be patient towait for several seconds without doing other things. The twinsearbuds will connect with each other, and there has voiceprompt "connected" "left channel" "right channel" inturn.(only listen to this voice prompt in turn, the twinsbluetooth headphones pair successfully)

3.Then open the bluetooth of your mobile phone and search,click the model "TWS-K2" to pair . And there has voice prompt"the second device is connected".

Please note：All the key is the first step, please hold down both of the Bluetooth headphones for 5-7 seconds. Please don’t release the multi-function key even if you hear the voice prompt “Power On” between the time range. Because only up to this time range , the twins bluetooth headphones enter into pairing status . If you release the multi-function key once you hear the "power on " , it just shows the bluetooth headphones enter into turning on status . They will not pair with each other.

To Pair Single Wireless Bluetooth Earbud

There has 2 ways to do it. please check the following steps:

From the Led light to tell 

1. Hold down the Multi-function key until its Led flash red andblue light nonstop(The time is probably 5-7 seconds) , thenrelease it , it will enter pairing state
2. Open the Bluetooth of your mobile phone and search , click the model  “TWS-K2” to pair . They will be connected.

From the Voice Prompt to tell (Much Easier)

1.After you wear the single earbud, hold down the earbud for5-7 seconds at the same time. And there has voice prompt"Power on".

2.Open the Bluetooth of your mobile phone and search , clickthe model  “TWS-K2” to pair . They will be connected.

To  Answer  Call

Click the Multi-function key of the host earbud

(Please Note: When calling , only the Left Channel Earbuds has Voice , This safety feature allows you to hear the traffic While driving. )

To End Call

Click the Multi-function key of the host earbud after the call.

To Reject Call

Press the Multi-function key of the host earbud about 1-2 seconds while there is a incoming call on your phone.

To Redial the last Number Call

During standby mode, press the Left Channel Multi-function key about 1-2 seconds to redial the last called number.

To Activate Voice Dialing

As long as your phone supports voice dialing , double click the Left Channel Multi-function key.

To Play or Pause a song

Click the Multi-function key of host earbud (left channel) to control play and pause the music.

To Play Next Song

This feature only can make it when the twins Bluetooth headphones pair successfully, Click the Multi-function key of earbud (Right channel) to play the next song.

Voice Reminder

1.When turn on  the earbud , there will have voice reminder“Power On”.

2.When turn off  the earbud, there will have voicereminder ”Power Off”

3.When single earbud pairs with phone , voice reminder “Connected”.

4. When twins earbuds pair with each other , voice reminder “Connected” ,”Left Channel” , “Right Channel”  in turn.

5.When twins earbuds pair with phone , the left channel voice reminder “The second device is connected” .

6.When the earbud connection is disconnected , voice reminder “Disconnected” .

Safety Precautions

The earbuds are excellent quality , in order to increase service life , please make sure the following instructions :

1. Please Keep the device out of extreme heat , humidity, corrosion .

2. Please Prevent the device from being strike, fall , warp , soaking etc.

3. Please don’t dismantle the earbuds or charging case.

4. Please don’t overcharge the device for a long time , so that decrease the battery service life.

5. Please stop using the device immediately if it causes discomfort or pain.

6. Use DC-5V 1A chargers/adapters approved by the manufacturer only. Any other type adapters may damage of the bluetooth headphones.