Boytone BT-324F 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: 40 Hz-20 kHz - 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 40 watt with 5 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 MP-3 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-324F - Black color. 1 year warranty provided by Boytone. For more information please check manufacturer website.