Check the listing for details. proreck CLUB 4000 Active PA System Powered Speaker System 18 inch 4000W. Color: Black, Condition: New. Listed at 639.99 USD. PRORECK 4000WATT POWERED ARRAY SPEAKER AND SUB SET: Consists of (1) active subwoofer, (4) 6-inch line array speaker, (2) 6-feet tripod stand, (2) 20-feet 6.35mm cable, (2) 20-feet 6.35mm speaker cable, (2) 8-inch 6.35mm speaker cable, (1) 6-feet Power Cable, (1) remote control) and (1) user manual. The active subwoofer features a 18-inch amplifier and streams celar music to the line array speakers, and then deliver music to all audiences.BLUETOOTH WIRELESS MUSIC STREAMING: Instantly pair with iPhone,iPod, iPad, android devices, etc with line of sight of up to 66 feet. You can also use the remote control to switch mode, play/pause, switch to previous/next song, increase/decrease volume from up to 20 feet; Telescoping tripod stands can adjust the pa system from 65 inch to 89 inch. Use side handles to lift and transport the subwoofers conveniently.MULTI-FUNCTIONAL POWERED PA SYSTEM SPEAKER: The powered system set features BLUETOOTH/USB DRIVE/SD CARD functions. Simply insert USB drive/SD CARD to playback songs. It has 3 kinds of line input: Stereo RCA input, 3.5mm AUX input and 6.35mm&XLR combo input; 2-channel Mic input; 2-channel XLR output.WIDE RANGE OF USAGE:The PA system has 4000 Watt Peak /1000 RMS, and can accommodate up to 500 persons and 1000 m2. Wide frequency response (from 100-20KHz) makes it suitable for amplifying any type of audio including music or vocals. Great for wedding, meeting, speeches, churches, class teaching, gymnastics, conference, home theater, etc. Easily connect to multiple musical instruments.DEEP & THRILLING STEREO SOUND: Rock-solid subwoofer is made of MDF material and reduces resonance for distortion-free and accurate response. Four tweeters and four mid-tweeters ensure clear and deep stereo sound. Note: Items are shipped with two packages separately. Item weight: 86lbs+34lbs; Item size: 27.8x21.7x27.2 inch; 36.6x9.9x21.3 inch