Boytone BT-210FB comes with new Bluetooth technology which supports wireless music streaming. The main unit connects with wire or you can also wirelessly connect a smartphone/tablet/PC via Bluetooth. System comes with 2 separate speakers connected with wire to the main unit. FM radio, powered by AC wall outlet (UL) listed, AUX cable included. Frequency range: 40hz-20khz - satellite rated power: 4"8 ohm wired/wireless Bluetooth connection to stream wireless music from the tablets, smart phones, laptops, iPad, iPhone and more. Volume controls on the sub-woofer, output total power is 30 watt with 6 1/2 inch sub-woofer speaker. Pairs quickly and easily with your unit. USB/SD/wireless remote control with FM radio and digital display. Listen to your music loud and clear. Built in MP3 player included, it could automatically play the music with a standalone micro SD card. Custom designed and engineered by Boytone - an industry trusted brand for over 33 years. Part number: BT-210FB - black color. 1 Year warranty provided by Boytone. For more information please check manufacturer website.