... line array 8, professional loudspeaker, speaker models, audio speaker system, speaker part, old amplifier, midrange speaker, outdoor speaker waterproof, PA truss, karaoke machine, speaker power amplifier module, ... , easy to carry and fix Specifications: Components:15” LF + 2” HFFrequency Response(+/-3dB) :69Hz-18kHzSensitivity(SPL1W/1M) :97dBNominal Impedance ... (WxDxH) :470 x 495 x 756 mmWeight:32.2 Kg