Ceres 3.5BT2-Way 3.5? Powered Speakers with Bluetooth (Pair)Features include:• 3.5? Kevlar Woofer cone for Mids & Bass• 1? Silk dome Tweeter for Treble• 25W Class AB Amplification Per Side• For Music, Movies, Games, Production• Bluetooth for Connecting to Smartphones• Acoustic Tuning Adjustment Controls• Meets European ErP Energy Directive• RF Interference and Overload Protection• 80 to 20,000 Hz Frequency Response• 1/8? Stereo Headphone Output Included