Applications:  It is sophisticated designed and ideal for Theaters, Music Halls, Large Discotheques, Night Clubs, touring events etc. With the advanced technology, Our JB series speakers delivers the power and performance you would expect from the highest quality,professional systems. At the same time, with the innovation and design, we have reduced system weight so load in and load out are a breeze. All this performance is housed in rugged enclosures for years of superb performance. Integrating industry-leading levels of sound quality, power, control, and durability, JB series is the perfect choice all in one solution wherever high performance, comprehensive control, and pristine sound are required Model JB15Type 15 Inch Two-way Full Range LoudspeakerFrequency response 53Hz-20kHz±3dBPower Handing 600W (RMS) 1200W (PEAK)Sensitivity 99dB(1W@1M)Max SPL(@1m) 131dB(PEAK/1M)Coverage(H x V) 90°(H)x 50°VLF driver 15"(380mm) wooferHF driver 3"(75mm)compression driverNominal impedance 8 ohmSpeaker cables LF 1(+)1(-)Connector 2×NL4MP SpeakonCabinet High Density plywoodDimensions(W x H x D) 439×711×406mm(W×H×D)Net Weight 22kg