Specification AudioDriverType : dynamic_driver AudioOutputMode : Surround Brand : EARTHQUAKE BulletPoint1 : Frameless design for reduced visibility/seamless blend BulletPoint2 : Easy to use Turn ‘N’ Lock installation mechanism BulletPoint3 : Magnetically attached and paintable grilles BulletPoint4 : Features of PEN-40T Black: Rockville PEN-40T Black 4" 70V Hanging Pendant Speaker Commercial/Restaurant70 Volt or 8 Ohm Operation, 4" Woofer with 8 Oz magnet, Polypropylene cone, Foam surround delivers clear sound quality making this perfect for restaurants, offices, and more, 13mm PEI Dome tweeter for crystal clear high frequencies, Capacitor crossover filters unwanted sounds, ABS injection molded cabinet, BulletPoint5 : Frequency Response: 70Hz - 20Khz, Sensitivity: 85d+-2B, Detachable euro block speaker terminals for easy installation, Built in 70V transformer with selectable tap: 20w, 10w , 5w, 2.5w, 8 OHM, Color: Black, Weight: 3.5 lbs. each, Cabinet dimensions: 6.06" Diameter x 7.17" Height (inches), Eyelet bracket for hanging is included, 70V Power Options: 20w, 10w, 5w, 2.5w, 100V Power Options: 20w, 10w. 5w, 8 Ohm power handling: 30w Color : Black CompatibleDevices1 : Smartphone CompatibleDevices2 : Tablet CompatibleDevices3 : MP3 Player CompatibleDevices4 : Television CompatibleDevices5 : Projector CompatibleDevices6 : Laptop CompatibleWithVehicleType : Car ConnectivityProtocol1 : Bluetooth ConnectivityProtocol2 : USB ConnectivityTechnology : Coil ControllerType : Voice Control ControlMethod : touch ExternallyAssignedProductIdentifier1 : 068975900817 ExternallyAssignedProductIdentifier2 : 0068975900817 ExternallyAssignedProductIdentifier3 : 00068975900817 FrequencyResponse : 20 KHz IsWaterproof : FALSE ItemName : Earthquake ECS6Dual 6.5" in Ceiling Edgeless Stereo Dual Voice Coil Speaker ItemPackageDimensions_Height : 14 centimeters ItemPackageDimensions_Length : 26.6 centimeters ItemPackageDimensions_Width : 25.6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : ceiling-and-in-wall-home-speakers Manufacturer : Earthquake Material : Plastic ModelName : Rockville RCS350-6 Commercial 70v Amp+10) Black 4" Pendant Speakers For Bar/Cafe ModelNumber : ECS-6D MountingType : Ceiling Mount NumberOfItems : 1 PackageLevel : unit PartNumber : ECS-6D PowerSourceType : Corded Electric ProductDescription : The Edgeless In-Ceiling Speaker Series is designed with aesthetics and sound quality in mind. These speakers seamlessly blend into their surroundings as they provide a lifetime of durability and high-end performance.Their advanced low mass stiff Kevlar cones and wide surrounds allow these Edgeless speakers to deliver deep, natural bass. Beside high efficiency, sonic accuracy is guaranteed by utilizing 1” (25mm) silk dome tweeters. Each speaker is equipped with +/- 3dB adjustment switches that optimize the response to match the acoustics of the room and to fulfill the end user’s own personal preference. The Edgeless Dual speakers feature Dipole/Bipole and DVC/Surround switches to allow the speakers to have customized performance based on their application. Max Power Handling 350 Watts Frequency Response 40Hz - 20kHz Woofer 6-1/2” with Kevlar cone body Tweeter Two 1” (25mm) silk dome NEO Impedance Dipole: 8-Ohm Bipole: 4-Ohm ProductSiteLaunchDate : 2014-06-16T20:51:13.215Z RecommendedUsesForProduct : Indoor/Outdoor SpeakerSize : 6.5 inches SpeakersMaximumOutputPower : 350 watts SpeakerType : Speaker Systems SpeakerType1 : Woofer SpeakerType2 : Surround Sound SpecificUsesForProduct : Commercial/Professional Indoor Use Style : Modern Industrial SurroundSoundChannelConfiguration : 5.1 UnitCount : 2 UnspscCode : 52161512 WarrantyType : Limited Wattage : 350 watts WirelessCommunicationTechnology : Bluetooth