Microlab B51 USB Power 3.5mm Portable Speaker

The Microlab B51 USB Power Speaker is a compact and practical audio solution for desktops, laptops, and everyday entertainment. With 4 Watt RMS output power, this speaker delivers balanced sound for music, videos, gaming, online classes, and general multimedia use. Its 80Hz–18,000Hz frequency response helps reproduce a wide range of audio frequencies for an enjoyable listening experience. The B51 also features a Signal/Noise Ratio above 65dB, supporting cleaner audio with reduced unwanted noise during playback. A convenient 3.5mm stereo jack input makes it easy to connect compatible computers, laptops, and other audio devices. The USB-powered design offers convenient power without requiring a separate power adapter, making the speaker suitable for simple desktop setups. Its straightforward connectivity and compact design make the Microlab B51 a useful choice for users looking for an affordable everyday speaker.

 

Why Choose?

• 4 Watt RMS output power
• 80Hz–18,000Hz frequency response
• Signal/Noise Ratio above 65dB
• 3.5mm stereo jack input
• Convenient USB power
• Simple desktop-friendly setup

 

Features

• Model: B51
• 4W RMS output
• 80–18,000Hz frequency response
• >65dB Signal/Noise Ratio
• 3.5mm stereo jack
• USB-powered operation

 

Perfect for?

Perfect for desktop computers, laptops, online classes, music, movies, gaming, office work, and everyday multimedia entertainment.

 

Main Features
Output Power	4 Watt RMS
Subwoofer	Yes
Signal / noise ratio	> 65dB
Frequency response	80 - 18000Hz
Drivers	Tweeter driver type: 1.5
Jack	3.5mm stereo jack
Others	Power distribution: 2x2 Watt Harmonic distortion: 5 % (1Watt, 1kHz) Separation: 40 dB
Physical Spec
Dimension	Satellites: 205x68x35 mm
USB	Yes
Input Connetor	3.5mm stereo line-in
Power Source
Power	USB 5V/2A