Description Specifications System Type : Passive Configuration : 15” 2-way Frequency Response ( /-3 dB) : 55 Hz-20 KHz Frequency Range (-10 dB) : 40 Hz-20 KHz Sensitivity (2.83 v / 1 m) : 97 dB Calculated Maximum SPL @1 m : 129 dB System Rated Impedance : 8 Ω Low Frequency Transducer Size : 381 mm / 15” Voice Coil Size  : 75 mm / 3.0” Rated Impedance : 8 Ω LF Power (re:AES2-2012) : 400 w High Frequency Transducer HF Driver Type : Compression Driver Voice Coil Size : 44 mm / 1.75” Exit Size : 25 mm / 1” Diaphragm Material : Titanium Rated Impedance : 8 Ω HF Power (re:AES2-2012) : 40 w Nominal Coverage (H x V) : Hybrid Symmetry Horn 100°x80° Power System Power AES (RMS) : 4000 w System Programme Power : 800 w System Peak Power : 1600 w Crossover frequency : 2.7 KHz Input Connector : 2 x NL4 (speakON compatible) Hardware Pole Mount : 35 mm with lock screw Handles : 2 on sides Mounting points : M8 * 10 Enclosure Enclosure Material : Trapezoidal / Polypropylene Finish : Black Grille Material & Finish : 1.2 steel Dimensions – Unpacked Height : 728.5 mm /  28.7” Width Front : 480.6 mm / 18.9” Width Rear : 480.6 mm / 18.9” Depth : 395.6 mm / 15.6” Dimensions – Packed Height : 830 mm / 32.7” Width Front : 514 mm / 20.2” Width Rear : 435 mm / 20.2” Depth : 489 mm / 19.3” Weight Net Weight (kg / lbs) : 22.0 kg / 48.4 lbs Gross Weight (kg / lbs) : 26.8 kg / 59.0 lbs