ID: 70288

B3 Mini Professional Dictaphone Ultra-Thin HD Child Safety Encryption Digital Voice Recorder Music Player Meeting Class Lecture

4.0 (3 votes) | 90 orders
Price: US $76.88 - 105.45 / piece
Discount Price:
US $ 54.58 - 72.85 / piece

Yescool B3 mini Professional Dictaphone ultra-thin HD child safety files encryption digital voice recorder music player for meeting class lecture recording


  • Metal case, mini fuselage, durable and exquisite.

  • Start recording when power on, ave recording when shut down, easy operation.

  • Voice-activated recording, Recording is automatically started when sound is detected, and recording is paused when there is no sound.

  • Supports the MP3WAV/WMA music play, interesting and practicable.

  • The name of the recording file is the recording time and supports file encryption.

The Ultra-thin and light mini recorder

The Yescool B3 voice recorder is newly upgraded, subverting the traditional recording mode.

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Ultra-thin digital voice recorder

Ultra-thin, metal body, and durable Dictaphone.

No indicator flashes during recording.

Easy operation

Start recording when power on, ave recording when shut down, and Make recording easy.

The file name is clear to sort

The recording file name is the recording time, which is convenient for searching and sorting. (Note: The lanyard is not in the standard packaging. If you need it, please follow us and become a fan of the store to get it for free or buy it separately.)

No need to wait for the recording

The Lightweight body design allows you to record anywhere.

Professional recording

Capture sound at 360°, and record every detail in high definition.

Bid farewell to cumbersome.

Let you know how to operate it even without reading the manual.

Support the OTG function

The Android user can connect the recorder to a smartphone to play/edit the files directly, no need to bring a computer when you go out.

(This function requires an Android device and OTG adapter support.)

Built-in high-quality lithium battery

This recorder has a built-in high-quality lithium battery and supports the manual start of the long-time recording mode, which can record continuously for 3 days.

When the battery is low, the device will save and then shut down, without losing important data.

Support recording while charging, without fear of low battery.


Item name: Digital voice recorder

Brand: Yescool


Weight:  10g

Color: Black

Material: Metal

Built-in magnetism: No

Memory: Built-in 8GB/16GB/32GB for option

8GB storage of recording files for 96 hours

16GB storage of recording files for 192 hours

32GB storage of recording files for 384 hours

Recording format: WAV


NSR: ≥70db


Microphone: large-scale high sensitivity mic

Working time: Continue Recording around 22 hours. Long recording mode about 30 hours

Music format: MP3, WAV, WMA

Recording mode: Voice-activated/ manual control

Voice-activated sensitivity: Cannot adjust

Earphone:3.5mm stereo earphone

Built-in battery: built-in lithium polymer battery

Listening to songs with headphones can last for 28 hours.

Connect: Micro USB2.0/OTG

Working Temperature: -5~45℃

Package Includes

1 x Digital Voice Recorder MP3

1 x USB Cable

1 x Earphone

1 x User manual (Please leave your email address to us, and we will send the English user manual to you, Thanks,)

Please copy the above URL to your browser to read the English user manual online.

Please note that the lanyard and ring are for reference only and are not included in the standard package!

  • Dimensions (WxHxD): 60x35x4mm
  • Voice Activated Recording: Yes
  • External Microphone: No
  • Balanced Out: No
  • Package: Yes
  • Model Number: B3
  • Playback Formats: mp3,WAV,WMA
  • With Speakers: No
  • External Memory: No
  • Record Audio Format: WAV
  • Brand Name: yescool
  • Origin: Mainland China
  • Certification: CE,Dot,EAC,EPA,FCC,GMP,RoHS,TGA,UL,KC,pse,WEEE
  • Mini recorder: Yes
  • Encrypt documents: Yes
  • One key recording: Yes
  • Low power auto save: Yes


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



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