Acoustic Audio by Gold wood PA-380X passive 3-way 2 speaker set passive old school speaker design, Simply drive power from your amplifier or receiver full range sound coverage with 3-way tweeter, midrange and woofer configuration deluxe 8" Woofer with polypropylene coated laminate cone and 70oz magnet structures" High temperature woofer KAPTON voice coil 4" Midrange with polypropylene coated laminate cone wide dispersion tweeter horn with optimized compression driver internal crossover wiring system banana plug binding post, positive and negative, raw speaker wire input connections/4" Jack input and output to daisy chain to another passive speaker frequency response is 40hz-20 kHz with 98dB sensitivity at 8ohm digitally tuned ports for added bass response high quality CARB compliant MDF wedge shape cabinet with Black Aviation Grade carpet metal mesh grill, 1. 375" Pole stand mount and handles easy transportation size of (H x W x D) 19. 5" X 13. 25" X 10. 5" Each and 37 pound Shipping weight system requirements any amplifier or home audio receiver with raw speaker wire or 1/4 inch jack power from your amp should be no less than 20 and no more than 1200 watts per channel corresponding cables to connect your amp to the speakers applications mobile DJ or pa live stage or karaoke studio monitor or home stereo whats in the box2 passive speakers instruction manual.