Features: - Bluetooth Audio Streaming - Karaoke Function with 2 Microphone Jacks - Line- in / Aux- in - Built- in FM Radio Function - USB/SD- Card MP3 Music Playback - Wireless Remote Control Included - LED Light Effects & Digital Display for Different Mode and Functions Specifications: Satellite: Driver Size: 2 x 3" Driver Impedance: 4? Output Power (RMS): 2 x 15W Subwoofer: - Driver Size: 6.5" - Driver Impedance: 6? - Output Power (RMS): 30W Total System Power: 120W Pure System Power (RMS): 60W Frequency Response: 50Hz- 18KHz What's in the box 1 x Titan 9 1 x Wireless Remote 1 x Wireless Microphone