The tkm 15 asymmetric enclosure provides typical angles needed for ceiling and wall mounting as well as for stage monitor operation. The loudspeakers high-frequency section comprises a 1-inch diaphragm compression driver coupled to a conical 80 degree waveguide constant directivity horn. A high-power 15-inch magnet cone drivers , mounted in an optimally vented enclosure, reproduces low frequencies. Specifications Frequency range 65hz~18khz Sensitivity 98db Spl(aes/peak) 123db Dispersion angle conical 80waveguide Impedance 8 Power hangdling(aes) 350w Power hangdling(peak) 700w Components one 15 inch bass drivers &one 1 inch compression neodymium planar wave driver Connectors 4 neutrik speakon nl4mp loudspeaker connectors Weight 32.9kg Speaker size 728*465*448mm Materials plywood Packing details carton Carton measurements 750*645*545mm Information of container 88pcs/20' 200pcs/40' 251pcs/40'hq.