Acoustic Audio AAT1000 Tower 5.1 Home Speaker System with USB Bluetooth and 2 Microphones Power rating: 1000 watts system power, frequency response: 20hz-20 kHz, magnetically shielded satellite speakers Integrated audio amplifier, 4 color LED subwoofer flashing light display with multiple programmed patterns, subwoofer speaker with 8" subwoofer (H x W x D): 15.25" x 10" x 14.25" One 3-way bookshelf center speaker (H x W x D): 3.625" x 12" x 2.25", four 3-way tower speakers (H x W x D): 43" x 3.5" x 2.25" with 9" round bases 5 Discrete Independent Channel Input/output for true surround sound USB Bluetooth Receiver and Mics Included, applications include home entertainment system, DVD, gaming, or any other device with a 3.5mm headphone output or RCA Audio output