Boytone BT-3129F comes with New Bluetooth technology which supports wireless music streaming, with 2 PC detachable speakers. Item connects with wire but you can also wireless connect a Smartphone/tablet/pc via Bluetooth. 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 14 watt (8+3x2) 3 Chanel amplifier 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. Build 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-3107F - Black color. 1 year warranty provided by Boytone, Dimensions: 12'' (W) x 10'' (D) x 8'' (H).Black color finish.