Check the listing for details. Vocopro Professional 8" Passive Karaoke Speakers (Pair). Color: Black, Condition: New. Listed at 221.24 USD. Product Specification Brand: VocoPro Connectivity Technology:CoaxialAudio Output Mode: StereoMounting Type: Floor StandingSpeaker Type: Woofer 250W Peak Power handling. Compatible with most karaoke amplifiers. (Passive speaker requires amplifier, sold separately)Each speaker has one 8" mid/low and two 3" mid/high drivers.Includes speaker cable.Screw mount ready for stand or ceiling installation. (Stand or ceiling mounting hardware not included) Product Description VocoPro's SV-380 is a pair of stereo karaoke speakers designed to enhance singers voice specially for karaoke performances.Each of the 8 ohm passive speakers are capable of handling 250W of peak power, split between the 8" mid/low frequency driver and two 3" mid/high frequency drivers.Compatible with most karaoke amplifiers to create a similar set up as top karaoke boxes around the world, while enhancing the singers voice with stereo set up.Speaker frequency response: 20Hz~20KHz.