Features • Active bookshelf speaker with Bluetooth pairing capability for music playback • 5 inch bass driver with Aluminum diaphragm and 1 inch tweeter driver • Optical and dual RCA inputs for connectivity to multiple audio sources • Class D amplifier system with Digital Signal Processing (DSP) and Dynamic Range Control (DRC) Specifications Power output : RMS 24W x 2 + 36W x 2 Signal to noise ratio : ≥ 85dBA Frequency response : 50Hz ~ 20 KHz (@+/-3db) Input sensitivity : Line 1: 800mV ± 50mV Line 2: 600mV ± 50mV OPT: 500mFFs±50mFFs Input type : Bluetooth, 3.5mm to RCA, Optical/Coaxial Tweeter driver : Φ25mm Ru-Fe-B silk dome 6 Full range driver : 5.25' alloyɼ4Ω