This USB speaker can supply power and sound source with 1 USB cable. Simply connect 1 USB cable to make it easy to use, and it can be quickly installed when you want to use. ● Transmits high sound quality data inside your computer to the speaker while digitally transmitting it to the speaker, and converting it to analog in a low noise effect speaker, allowing you to reproduce a clear, high-quality sound source. Even though it is compact in size, it is practical with a maximum output of 3 W to reproduce powerful sound. ● There is volume control on the back of the speaker, so you can adjust the volume to your preference. ■Color: Black■Practical maximum output: 3W (1.5W + 1.5W)■Frequency characteristics: 180-20,000Hz■Speaker format: Sealed full-range speaker system■Speaker size: 2 inches (50mm) ■Impedance: 4Ω■Input terminal: USB A connector (compatible with USB 2.0 and 1.1 standards) ■ Power supply: USB port (DC 5V 50 power supply) 0 mA) ■ Housing. Body Material: ABS resin; Size: W2.6 x D2.4 x H2.6 inches (W66 x D60 x H66 mm); Weight: 11.8 oz (330 g) (main unit only); Cable Length: Between speakers / 1.3 m (0.9 m) computer connection USB cable / 4.9 ft (1.3 m)

From the Manufacturer

USB powered speaker with compact design USB speaker with one USB cable to supply power and audio source.Compact design and easy to use with just one USB cable, so you can quickly set it up when you want to use it.	Compact yet powerful sound Even though it is compact in size, it has a practical maximum output of 3W to reproduce powerful sound.	Clear and high quality USB connection It transmits high quality audio data from your computer to the speaker while digitally transporting it to the speaker, and converting it into an analog speaker with low noise impact, allowing you to reproduce a clear, high-quality sound source.

Wires clean with a USB cable. No need to connect to an outlet and can be used in a variety of environments.It doesnt take up much space when placed on your desk.	Equipped with volume control on the back of the speaker. There is a volume control on the back of the speaker so you can adjust the volume to your preference.	Product Size Compact cube shape.

Specifications

Practical maximum output	3W(1.5W+1.5W)
Frequency Response	180~20000Hz
Speaker Format	Enclosed full-range speaker system
Speaker Size	2 inches (about 50mm)
Impedance	4Ω
Input Terminal	USB A connector (compatible with USB 2.0 and 1.1 standards).
Power Supply	Powered by USB port (DC5V 500mA)
Size:	W 2.6 x D 2.4 x H 2.6 inches (66
Weight	11.8 oz (330 g) (main unit only).