Communication : Audio LineBattery : NoSpeaker Type : SubwooferPower Source : ACNumber of Loudspeaker Enclosure : 2Certification : NONECabinet Material : MetalAudio Crossover : Full-RangeChannels : 2 (2.0)Input Power(W) : <25 WIntelligent Personal Assistant : NONEImpedance : 2OhmPower : 15WSensitivity : 85dbFeature 1 : For Beats Pill XL Speaker ReplacedFeature 2 : SubwooferFeature 3 : Full Range SpeakerFeature 4 : Home Theater15W Bass Bluetooth Speaker 2.5 Inch 2Ohm Subwoofer Neodymium Strong Low Frequency Loudspeaker For Beats Pill XL Speaker 2PcsImpedance:2OhmPower:15WSensitivity:85db1.The low frequency is strong and full, with strong dynamics, it is a superior performance subwoofer2.Can replace beats pill XL speakers driver directlyNoted:The magnet is a little oxidized, which does not affect the useThe Price is for 2 piece speakersIf you are satisfied with the items and service.please leave us 5 star review with nice pictures.we will be very appreciated it.If you have any problem ,pls contact us before leaving us a negative feedback ,we will try our best to solve the problem and will be ensure make you have an good shopping experience.Thank you very much.