The XP40 Active Monitors with MP3 player are designed to offer high quality sound and construction at an affordable price. These monitors are presented in high density MDF enclosures that have been specially designed to reduce noise and resonance. Finished in stylish modern black with a yellow cone, these speakers will complement any home, studio or other setting. With built-in amplification, there's no need for a separate amplifier. Containing a 2 x 40W Class-D digital amplifier, these speakers are more than capable of filling a room with music, an easy-to-use control panel is built in on top of the active speaker. Simply plug the active speaker into the mains and connect the other speaker via the supplied cable. Active Stereo Monitor Speakers (pair) Class-D Amplifier Control panel on top Equipped with: 4” Woofer and 1” Tweeter Bluetooth receiver for audio streaming Line input (RCA) Integrated USB MP3 media player Bass Reflex Port You have a question about this product? Fill in this form, we'll answer your question as soon as possible.