"Specification: Power output: 14Wx2+28W (RMS) Satellite driver: 4"" full range Subwoofer driver: 6.5"" Frequency response: 130 - 20 KHz(satellite) 30 - 110Hz (subwoofer) Signal to noise ratio: ≥ 70dB Separation: ≥ 40dB Dimension: W120xH182xD120mm (satellite) W252xH272xD286mm(subwoofer) Weight: 5.1 Kg (net) Features • 4"" full range driver for satellites • 6.5"" bass driver for subwoofer • Innovative automatic multi-color LED • Bluetooth 4.0 version • Product qualified by SIG certification • Bluetooth operation range up to 15 meters • Plug & play USB reader • USB reader supporting MP3/WMA dual formats decoding • Uninterrupted digital FM working on PLL technology • FM storage up to 100 stations • Full, clear sound with powerful bass • Fluorescence full function remote control"