This mini USB 2.1 speaker is a unique and versatile product that offers high-quality audio and heavy bass for an immersive music experience. It is designed to be compact and lightweight, making it perfect for on-the-go use with your mobile phone. The product is available in black and white, and weighs only 1.7kg, making it easy to carry around.

The speaker has a standard impedance of 20HM for the main box and 40HM for the satellite box, ensuring clear and crisp sound. With a distortion rate of only 0.3% at 1W/1KHZ, you can enjoy high-quality audio without any interference. The signal to noise ratio of 60DB further enhances the sound quality.

The output power of this speaker is 9W (5W+2W*2) RMS, providing a powerful and dynamic sound. It can be powered through a USB or DC 5V, making it compatible with various devices such as mobile phones, laptops, iPads, and desktop computers. The product is suitable for all devices with a 3.5MM audio interface.

The shell material of this speaker is made of ABS, ensuring durability and longevity. It comes in two styles: A) Wired use with shocking bass and surround sound, and B) Wired/Bluetooth dual use with independent high and bass adjustment, HIFI high-fidelity sound, and shocking bass.

The package includes the speaker host and a manual, making it easy to set up and use. With its unique features and high-quality sound, this mini USB 2.1 speaker is a must-have for music lovers.