The QFX CS-181 Portable Speaker is a versatile and compact audio device that offers a variety of connectivity options including AUX, USB, and Micro-SD. With an RMS power of 3W, this speaker delivers clear and powerful sound for all your music listening needs. The portable design allows you to take it on the go, while the rechargeable battery ensures uninterrupted playback. Additionally, the built-in FM radio, USB flash drive support, and MP3/MP4 audio player features make it a convenient all-in-one solution for your audio needs. Available in red, purple, blue, or black, this speaker is a stylish and functional option for any music lover.