Books for Nature Lovers

Callfinder® / Klankleser®
(Model T42017)


One Callfinder ® for any of our Callfinder ® Ready books.

Buy the Callfinder® as part of a package (Callfinder® and Book) or buy the Callfinder® only.  Once you have purchased the Callfinder® you will only then need to buy any of our Callfinder ® Ready books and the soundfile to download to your Callfinder®.


Useful Links: 

How to update or upload your new sound file on your  Callfinder®  

How to switch between sound files

List of sounds on current mammal sound file (2016)

Do you have the latest sound file version?

Check your version of the sound file against this latest shut down sound clip

PLEASE NOTE: No sound file pre-loaded

Click here to buy
Kliek hier vir die Afrikaanse weergawe

HOW TO UPDATE OR UPLOAD YOUR NEW SOUND FILE ON YOUR NEW SHAPE Callfinder®: To upload an enhanced sound file when notified that such a sound file is available from Briza's website, use the website link sent to you
Reminder: New sound files must be bought; but their upgrades are free.
Please read the instructions carefully before you start to download.
Before you start the download process, determine where the "Downloads" folder is located on your computer - that is where you / or the computer (automatically), will save the downloaded new sound file (.bnl file).
Do not click the "Download Here" button repeatedly. The download procedure takes time.
Should you experience a problem when trying to download the sound file with your browser, try Google Chrome or Firefox as the default browser.

1. When you have downloaded the latest sound file from the web into your Downloads folder, it has to be uploaded to your Callfinder®.

Please note where on your computer you have downloaded the sound file ( or Mammal to in order to easily locate the sound file when you need to replace or upload the sound file on your Callfinder®.
Downloads are usually stored in the Downloads folder on your computer. If you do not know where the / Mammal sound file was downloaded on your computer you can use your computer's search feature to locate the sound file.

2. Connect your Callfinder® to your computer, using the Callfinder® USB cable.
Your computer will identify the Callfinder® Drive as an External drive / USB / Removable disc 'F' - the F can also be another alphabet letter. Double click to open your Callfinder® Drive.

3. Three options will appeear:
  • Book file: Host (.bnl) the sound files
  • MP3 file for uploading music in .MP3 and .wav format
  • Recording file, providing capacity for voice recordings
4. Double click to open the Book folder.
5. Delete the specific old .bnl sound file
6. Copy the new down-loaded .bnl file (Do not attempt to open the file) from the Downloads folder and paste the file into the Book folder of the Callfinder®.
OR drag (do not open the .bnl file) the down-loaded .bnl file to the Book folder on the Callfinder®.

Ensure that the Book folder contains only the latest updated .bnl sound file (for instance, Mammal file (24MB) or file (159MB). Delete the older versions.
7. Close the Book folder and disconnect the Callfinder®.

Switch between different sound files More than one sound file can be stored on your Callfinder®.
The .bnl sound files on the Callfinder® are not stored in a specific order. Therefore, there may be a time lapse switching from one sound file to another.

Remember: Only the photos in SAPPI Birds of South Africa and in The Mammal Guide of Southern Africa are sound activated, not the text. Both the illustrations and text are sound activated in Blinktand van Bosveldparadys.
Step 1: Switch the Callfinder® on by pressing and holding the On/off switch for 3 seconds - a blue indicator light will come on which indicates that the Callfinder® is ready to be used.

Switch On

Step 2: Switching from one sound file to another.
Option 1: Switch by touching the book's front cover.
Touch the front cover with the Callfinder® tip for approximately 8 seconds. The specific book's sound file will be activated.
Allow 3 to 4 seconds before touching a photo and/or text (where applicable) in the book.
Switch to another sound ready book by repeating the procedure. A short time lapse may be experienced when switching from one .bnl sound file to another.

Switch between - SAPPI Birds of SA - The Mammal Guide of Southern Africa - My First Talking Dictionary
Option 2: Using the volume button to choose another sound file.
Press the volume button for 2 seconds. The next sound file will be activated.
Activating sound from a photo or text. Hold the Callfinder® perpendicular to the encoded photo and/or text. (Please do not press the On/Off power button!) Touch the selected photo or text with the tip of the Callfinder®. The specific sound will be played from the .bnl sound file. In the few cases of a photo or text not yet encoded, either a beep sound will be heard or there will be no sound at all. Briza will continuously upgrade the sound files as sounds become available. Updated sound files will be available from time to time. Please visit our website to take note of any new upgrades available for downloading.
To hear the next sound, simply touch the next relevant picture or text with the tip of the Callfinder®, while still holding the Callfinder® in a vertical position. To switch off the Callfinder® Press the On/Off power button for about 3 seconds. The blue light will switch off and a tone will sound to indicate that the Callfinder® is switched off.

Switch Off
Replacing or recharging the batteries Either alkaline AAA- batteries or rechargeable AAA-batteries can be used. To replace batteries or recharge batteries, open the battery compartment with the provided key and remove the spent or rechargeable batteries. Be careful not to lose the small screw! Fit two new Alkaline AAA-batteries correctly and screw the compartment's lid back on OR recharge the rechargeable AAA batteries with a charger (not provided),replace correctly and close the compartment.
121 Soutpansberg Road
South Africa