The Creative SBS E2500 2.1 black speakers offer a rich acoustic experience with a frequency range from 50Hz to 20000Hz, 75dB sensitivity and immersive bass responses. The controls are located directly on the structure. Use the included wireless infrared remote control to make playback settings and adjust audio. The speakers offer wireless connectivity via Bluetooth 5.0, but also cable connectivity via 3.5mm AUX-in for computers, TVs and other compatible devices. You can enjoy your favorite MP3 music by connecting a USB flash drive. Tune in to your favorite stations with FM radio support.