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Model: Microlab D21


The audio system of unusual form and design is oriented at people leading an active way of life. D21 can become a perfect companion both at a little outdoor picnic and during a long hike. Thanks to silicon coating of the shell, the satellite speaker can cope with mild impact effects, and also perfectly endures both dew and little rain, which, along with dust, could be fatal for other portable audio systems.

The Audio Systems’ Features are As Follows:

  • A clear, balanced sound. Despite its compact size, the Microlab D-21’s sound quality will be a pleasant surprise for you.
  • Silicon shell for protection against dust/moisture, as well as for protection of impact effects.
  • Easy to take along. The little size of the system provides the portability of the system; it doesn’t take much space and will easily fit into any backpack or bag, and the wrist strap coming with it able to fix the satellite speaker in the hiking mode, allowing to prevent its loss.
  • Bluetooth®4.0 support. Along with the high quality of signal transmission in wireless mode, this version of Bluetooth allows to save the satellite speaker’s energy, which is very important in case of a long trip or hike.
  • From 6 hours of music. The duration of the satellite speaker’s operation depends on the playback volume level; moreover, the recharging via USB port enables to recharge the speaker from powerbank, making the duration of use of the system practically unlimited.
  • Built-in microphone. In Bluetooth mode, in case of an incoming call, you can answer it using the speaker. Thanks to the built-in microphone, it won’t be necessary to search for the phone.
  • Support of Micro SD-card. The speaker is capable of playing music without a source of sound. In order to listen to music, you won’t have to discharge your phone; it will be enough to insert a Micro SD-card to the speaker and enjoy your favorite tunes.
  • Multiple colors. Microlab D21 comes in 5 colors, and you can select the color which fits your desires.

Technical Specifications


Output power
7 W
Power distribution
3.5 W x 2
Harmonic distortion
1 % 1 W 1 kHz
Frequency response
90 Hz - 20 kHz
Signal/noise ratio
> 80 dB
Channel separation
> 60 dB


Type of wideband speaker
1.5 inches
4 Ohm


Bluetooth 4.0, Micro SD-card


Lithium battery
3.7 V 1200 mA
USB cable

Package Contents

D21 satellite speaker
1 pc.
USB-Micro USB cable
1 pc.
User’s Manual
1 pc.


Size of the audio system
190 x 49 mm
Net weight of the unit
0.242 kg
Size of the packing
101 x 50 x 232 mm
Weight in the packing
0.32 kg