High-performance bass-reflex audio system Three drivers: two wideband, one woofer Frequency range: 80 Hz - 20 kHz Built-in SBC decoder PC software on CD: settings and update 2.1 digital class-D amplifier Power output: 60W 3-button user interface Settings: Volume, Mute RCA auxiliary line-in jack Bluetooth source: Bluetooth A2DP mobile phone, Bluetooth A2DP PC or equipped with a Parrot Bluetooth USB DONGLE, Bluetooth A2DP MP3 player, player equipped with a Bluetooth audio DONGLE Bluetooth...