SHI KISB Electronic BTK-901 BLUETOOTH User Manual BTK 901 English 1108
Shenzhen SHI KISB Electronic Co., Ltd. BLUETOOTH BTK 901 English 1108
USERS MANUAL

  1
BTK-901 Dual Microphones Bluetooth Headset User Manual 
Thank you for purchasing the Dual Microphone Bluetooth Headset BTK-901, we 
hope you will be delighted with its operation. 
Know more about your BTK-901 Headset 
The dual Microphone Headset BTK-901 adopts revolutionary Voice Isolation 
Technology. Built-in dual microphones array technology which produces 
world class noise suppression and echo cancellation, with zero voice 
distortion. It separates the desired voice signal from background signals 
enabling crystal clear communication in the noisiest of environments. 
Therefore, BTK-901 user does not need to speak louder and can always keep 
talking elegantly. 
Please read this user's guide to get started to make the best use of the headset's 
many features. 
Driving safety 
1. When you are driving a car, driving is your first responsibility. 
2. When using your headset while driving, follow local regulations in the country 
or region you are in. 
BEFORE USING YOUR HEADSET 
Checking phone compatibility 
Your headset is compatible with most Bluetooth phones that are compliant with 
Bluetooth version V2.1 + EDR and support the headset and/or hands- free 
profile(s). Ensure that your phone has Bluetooth capability by visiting your 
phone manufacturer's web Site.   

  2
Your headset overview   
Checking the accessories 
Make sure you have the following items with your headset: Travel adapter, 
Manual, Ear-hook. 
Charging the headset 
Your headset uses a rechargeable battery. You must charge the battery fully 
before using the headset for the first time. 
1. Plug the travel charger into an AC socket. 
2.  Connect the charger with headset as shown on the picture. The blue 
indicator of headset will turn on when charging. 
3.  When the battery is fully charged, the blue indicator of the headset will be 
off. 
1) Depending on your country, the travel adapter may appear different from the 
above illustration. 
2) When the headset is in low battery, you will hear 5 beeps every 10seconds. 
3) The headset will be fully charged in approximately 1.5-3 hours. 
4 Remove the travel adapter from the AC socket. 
WARNING: Do not attempt to charge the headset with anything other than the 
travel adapter provided. Using unauthorized travel adapter may damage the 
headset. 
IMPORTANT: The headset cannot be used while charging. 
  3
BASIC OPERATIONS 
Turning headset on/off 
1. Turning the headset on 
Press and hold MFB Button for about 3 seconds, the blue indicator of the headset will flash 2 
times rapidly. The headset is now turned on.   
2. Turning the headset off 
Press and hold MFB Button for about 3 seconds, the indicator will be on blue for 
2s. Then the headset is off. 
3. When the headset is low battery, it will quickly beep 5 times every 10 seconds. 
Please charge the headset.   
Pairing  
Pairing will create a unique and encrypted wireless link between two Bluetooth 
enabled devices, such as your Bluetooth phone and Bluetooth headset. 
1.    Ensure that the headset is off (see Turning headset on/off section). 
2. Press and hold the MFB Button for about 5 seconds and the indicator be on   
blue stillness. 
3. Set your Bluetooth phone to discover the headset by following your phone's 
guide. Typically, the steps involve going to a ‘Setup’, 'Connect', or ‘Bluetooth’ 
menu on your phone and then selecting the option to discover Bluetooth devices. 
4.    Your phone will find the “BTK-901” headset and ask if you want to pair with 
it. Confirm this by pressing the “Yes” or “OK” key. 
5.    Enter a passkey or PIN code “0000” (4 zeros), then press the “Yes” or “OK” 
key. 
6. Once the headset successfully connected with mobile phone, the indicator will 
flashes 1 time every 7 seconds. Otherwise, the indicator will flash blue 2 times 
every 5 seconds. 
IMPORTANT: If the pairing can’t be completed within 120 seconds while the 
pairing mode is activated, that meant the pairing was unsuccessful, please repeat 
Step 1 to Step 5 to pair the headset and the mobile phone again.   
  4
Pairing Your Headset with Two Mobile Phones (Multipoint connecting) 
BTK-901 supports a Multipoint function to allow simultaneous pairing with two 
mobile phones. 
1. Follow the pairing procedure as instructed in “Pairing” section to pair the 
headset with the first mobile phone. 
2. Turn off the headset. 
3. Repeat the same pairing procedure on the second mobile phone.   
4. On the first mobile phone’s menu, active its Bluetooth connection with the 
headset. 
Notes: If the headset connected with two mobile phones, when there is a call in or 
call out on one phone, the other phone will be disconnected with the headset. 
Once the call is off, the headset will connect with the mobile phone automatically 
Wearing the headset 
Wear the headset on your ear. In general, you will get better performance when 
there are no obstructions (including parts of your body) between the headset and 
the phone. Depending on what ear you are going to wear the headset, simply 
adjust the ear-hook accordingly.   
Making a call 
Using the phone’s keypad   
1. Dial number on the keypad or select the contact name from the contact list from your 
mobile phone. 
2. Press phone’s “send/call” key. 
Noise Killing: This headset has built in with dual Microphones, which fulfill the 
noise killing function. The headset can provide you the clean and clear sound, 
wherever you are. 
Voice Dialing 
Please ensure your mobile phone supports voice dialing function and the voice tag assigned 
for this feature. 
1. Shortly press MFB Button once. 
2. You’ll then hear the voice-activation tone, say the name of the person you wish to call. 
  5
3. Short press MFB Button to stop the voice dialing. 
Note: For the mobile phone which don’t support voice dialing function, shortly press the K1 
button once will redial the last number. 
Connected with one mobile phone: This feature will be available on only one mobile phone, 
typically, it will active the latest mobile phone which you have answered or maken a call 
Ending a call 
1. Shortly press MFB Button once during a call 
2. End call from phone’s keypad 
Answering a call 
1. Press the MFB button briefly, when you receiving an incoming call.   
2. Answer the call via your phone’s keypad. You may then need to transfer the call to the 
headset by pressing the Volume up Key for 2seconds (depending on your phone).  
Last number redial 
Connected with one mobile phone: Shortly press MFB Button twice to make the last 
number redial. 
Connected with one mobile phone: This feature will be available on only one mobile phone, 
typically, it will active the latest mobile phone which you have answered or maken a call 
Rejecting an incoming call   
Press and hold Volume up Key for 2 seconds to reject the call.   
Adjusting the volume 
Press Volume up Key to increase the volume level   
Press Volume down Key to decrease the volume level. 
Transferring a call 
Headset to phone: Press Volume up Button for 2 seconds, when you hear a 
melody, release it.   
Phone to Headset: Press Volume up Button for 2 seconds, when you hear a 
melody, release it.   
Note: For different mobile phone setting, you could only transfer a call by press 
the mobile phone’s keypad 
  6
Muting the Microphone 
You can put a call on hold by muting the microphone. 
To turn off the Muting Microphone: Shortly Press and hold the volume up and down key. 
Synchronously, you will hear 1 mute. 
To turn on the Muting Microphone: Shortly Press and hold the volume up and down key. you will 
hear 1 mute. The earphone will beep twice every 3seconds   
Storage of the headset 
1. Always store the headset with the power off and make sure it is safely 
protected. 
2. Avoid storage at high temperatures (above 60℃) such as in a hot vehicle or in 
direct sunlight. (Storage at high temperatures can damage performance and 
reduces battery life). 
3. Do not expose the headset or any of its supplied parts to rain or other liquids. 
Product Specifications 
z Bluetooth Version 2.1 + EDR, Class II 
z Support Headset and Handsfree profiles 
z Dual microphones technology for pure speech 
z Multipoint Profile: Connect with two Bluetooth devices at the same time 
z Noise Elimination 
z Voice Separation Technology 
z Wind noise reduction 
z Simple easy pairing & power consumption saving 
z Compatible with all Bluetooth enabled devices 
z Talk time up to 5~6 hours* 
z Standby time up to 80~110 hours* 
z Range up to 30 feet (10 meters ) 
z Dimensions (L X W X T): 56 X 18 X 10 (mm) 
z Weight: 10 g (excluding accessories ) 
*Depending on the phone type and usage, the actual time may vary. 

  7
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. 
FCC NOTE:  
THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV 
INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS 
EQUIPMENT. SUCH MODIFICATIONS COULD VOID THE USER’S AUTHORITY TO 
OPERATE THE EQUIPMENT. 
Correct disposal of this product 
 (Waste Electrical & Electronic Equipment)This marking shown on the 
product or its literature, indicates that it should not be disposed with other 
household wastes at the end of its working life. 
To prevent possible harm to the environment or human health from uncontrolled 
waste disposal, please separate this from other types of wastes and recycle it 
responsibly to promote the sustainable reuse of material resources. Household 
users should contact either the retailer where they purchased this product, or 
their local government office, for details of where and how they can take this 
item for environmentally safe recycling. Business users should contact their 
supplier and check the terms and conditions of the purchase contract. This 
product should not be mixed with other commercial wastes for disposal. 
Bluetooth® is a trademark owned by Bluetooth SIG, Inc.