Active bookshelf speaker system with 42W total power output, Supports Bluetooth, Optical, Coaxial and Dual RCA inputs, Bass, treble and master volume dials located on the side panel, Wireless remote control for volume adjustment and mute, Calibrated, flared front-facing bass reflect port, 100% MDF wooden enclosures to minimize acoustic resonance.

• Power output : L/R: 21W+21W RMS
• Signal to noise ratio : _85dBA (A)
• Noise level 25db
• Input sensitivity : LINE IN1: R/L:450±50mV
• LINE IN2: R/L:550±50mV
• OPT/COA: R/L:500±50mFFS
• Bluetooth: R/L:700±50mFFS
• Frequency response : 55Hz-20KHz
• Bass unit : 4 inch (116mm)
• Tweeter unit : _13mm silk dome tweeter