The SVEN PS-550 in Black is a versatile portable Bluetooth speaker and karaoke system designed for those who enjoy music and singing on the go. It delivers 36W of RMS power through two 100 mm low-frequency drivers and two 35 mm high-frequency drivers, covering a frequency range from 80 Hz to 22,000 Hz. You can play audio via Bluetooth, USB 2.0, microSD, or an AUX input, with support for formats including MP3, WAV, WMA, and FLAC. For those who want to perform, this black system includes a microphone input with dedicated volume and echo controls, while TWS functionality allows you to pair two units for a wider stereo sound.