Stereo speakers. Thanks to their small size and low weight, they are suitable as portable speakers for laptops. Speakers are equipped with a 50 x 90 mm drive unit. The total power is 3 watts with a frequency range of 100 Hz to 20 kHz. The speakers are powered through USB port directly from a laptop or other device. The 3. 5 mm jack connector is used for audio transmission. On the front of the speaker is a volume control, practical headphone output and an LED. Dimensions: 66 x 78 x 174 mm. Weight: 470 g. Color: Black.