Specification AudioOutputMode : Surround Brand : Acoustic Audio by Goldwood BulletPoint1 : OUTDOOR MOUNTABLE WIRED SPEAKERS - Traditional passive speaker design, simply drive power from your amplifier or receiver. Full Range sound coverage with 2-way tweeter and woofer configuration BulletPoint2 : WEATHERPROOF AND DURABLE - Black ABS sealed cabinets with spring loaded raw wire connectors and mounting brackets are weatherproof against rain, snow, sun, ice and more. Big sound from a compact speaker size of (H x W X D) 7.5" x 5.5" x 5" each BulletPoint3 : HIGH QUALITY - 4" Silver CD woofers with butyl rubber surrounds, .5" Ferro Fluid cooled mylar dome tweeters, frequency response of 37Hz-20 kHz with 98dB at 8ohm BulletPoint4 : SYSTEM REQUIREMENTS - Any amp or receiver with raw speaker wire outputs, power from your amp should be no less than 20 and no more than 300 watts per channel, CL3 or raw speaker wire to connect your amp to the speakers BulletPoint5 : WHAT'S IN THE BOX - 6 Acoustic Audio by Goldwood 151B speakers, mounting brackets with hardware, instruction manual. Use for home theater surround sound, whole house audio systems, business or retail installations, patios, decks, pool and spa settings Color : Black ConnectivityProtocol : Coaxial ConnectivityTechnology : Coaxial ControllerType : Corded Electric ControlMethod : application ExternallyAssignedProductIdentifier1 : 849155010799 ExternallyAssignedProductIdentifier2 : 0849155010799 FrequencyResponse : 20 KHz Impedance : 8 ohm IsWaterproof : TRUE ItemName : Acoustic Audio 151B Indoor Outdoor 2 Way Speakers 1800 Watt Black 3 Pair Pack 151B-3Pr ItemPackageDimensions_Height : 10 inches ItemPackageDimensions_Length : 21 inches ItemPackageDimensions_Width : 13.5 inches ItemPackageQuantity : 1 ItemTypeKeyword : outdoor-home-speakers Manufacturer : Acoustic Audio by Goldwood Material : Acrylonitrile Butadiene Styrene (ABS) ModelName : 151B ModelNumber : 151B-3Pr MountingType : Shelf Mount NumberOfItems : 2 PartNumber : 151B-3Pr PowerSourceType : Corded Electric ProductDescription : - Indoor and outdoor all-weather speaker with fully-sealed cabinet - 70V - Black - Metal-alloy MDT mid/bass speaker cone delivers naturalsound with ultra-low distortion - Extremely stable long-lasting MDT cone structure - High efficiency and power handling for optimum performance - Dual-layer voice coil with separate inner and outer windings for high output with ultra-low distortion - MLS fluid voice coil suspension replaces distortion-causing mechanical spider - Compound rubber surrounds resist UV rays and salt spray - Gold-plated rust-proof connectors - High-density injection-molded cabinet resists chipping and scratching - Low-resonance cabinet structure - Easy-to-grasp multi-faceted mounting brackets with 180o swivel - Easy to grip oversized mounting knobs - Brackets mount with knobs attached for easier and safer installation in hard-to-reach locations - Heavy-gauge aluminum bracket - Corrosion-resistant driver frame & mounting hardware - Attractive styling with �Armadillo� ridges for stiffness - Coaxial speaker system ProductSiteLaunchDate : 2014-09-15T13:05:39.011Z RecommendedUsesForProduct : Indoor,Outdoor SpeakerAmplificationType : Passive SpeakerConnectivity : Wired SpeakerSize : 5.25 inches SpeakersMaximumOutputPower : 1800 watts SpeakerType : Outdoor SpeakerType1 : Outdoor SpeakerType2 : Indoor SurroundSoundChannelConfiguration : 2.0 UnitCount : 6 UnspscCode : 52161512 Wattage : 1800 watts