Microlab B51 USB Power Speaker

The Microlab B51 USB Power Speaker is a compact and practical audio solution designed for everyday desktop use. Built by Microlab, this speaker system delivers clear, balanced sound while maintaining a space-saving design that fits perfectly on study desks, office tables, or home computer setups. With a total output power of 4 Watt RMS and an efficient 2x2 Watt power distribution, the Microlab B51 provides crisp audio that is ideal for music, online classes, movies, and casual gaming. Despite its small size, the integrated subwoofer support enhances low-frequency performance, giving your audio more depth and presence than standard compact speakers. The speaker features a signal-to-noise ratio greater than 65dB, ensuring clean sound with minimal background noise. Its frequency response range of 80Hz to 18,000Hz allows it to reproduce both clear vocals and detailed high notes effectively. A 1.5-inch tweeter driver further improves sound clarity, especially for dialogues and vocals. Powering the Microlab B51 is simple and convenient through a USB 5V/2A power source, eliminating the need for bulky adapters. The 3.5mm stereo line-in jack ensures wide compatibility with PCs, laptops, smartphones, tablets, and other audio devices. The compact satellite dimensions of 205 × 68 × 35 mm make it easy to place the speakers without cluttering your workspace. With a harmonic distortion level of only 5% (1W, 1kHz) and 40dB channel separation, the Microlab B51 maintains stable and enjoyable sound quality. Backed by a 1-year manufacturing warranty, this USB-powered speaker is a reliable and budget-friendly choice for users seeking simplicity, portability, and dependable audio performance.