Professional effect: 2 Built-in 15W full range stereo speakers on the left and right. One 10w silk treble speaker on the topMini but Versatile: favorite albums; Bluetooth connection to wireless play music from your Bluetooth enabled device(smartphones, tablets, laptops, computers, etc.); 3.5mm Audio connection;FM Radio;Aux input; USB playingOccasion: be used in hotels, clubs, bars, yoga rooms, home or office decorations,or souvenir collections, or Christmas Holiday gifts, Can become the center-piece and add flare to any room in the houseClassic Design: Retro art style design, high quality Aluminum Alloy base, pure copper horn, anti-oxidation plating on the surface, exquisite and elegantSize (L x W x H): 208mm x 171mm x 333mm (8.19'' x 6.73'' x 13.11''), weight : about 2.5kg, It is easy to set up, you could install it within 1 minute after reading a easy understanding manual Function: Bluetooth/Aux input/USB Drive, Input voltage : DC15V 1.5A Trumpet flower treble channel power : 10W Output frequency:1.5KHz-20KHz THD (Total Harmonic Distortion):