Speakers Kisonli U-2700BT Function: TF Card/USB/Bluetooth/AUX/ FM/Remote Power supply:USB Out power: 3W Horm power: 5W*1+3W*2 Product Size: (main)115*178*170MM, (side*2)64*80*98MM Kisonli U-2700BT Bluetooth Wireless Speaker Subwoofer Home theater With 3.5mm Audio Plug For Home