EN 54 certified 40W Metal column loudspeakers delivering professional performance from a robust, yet aesthetically designed metal enclosure in a white or black finish. Column loudspeaker shall be used where sound beaming is required, for indoor use with Good speech intelligibility and background music reproduction. This shall be supplied with Swivel bracket. - Max Power : 60 W ,Rated Power: 40 Watts, Power Tapping:40 / 20 / 10 / 5 W- Effective frequency range(-10 dB) :250 Hz to 16 kHz- SPL at rated power (1Khz at 1 m) 111 dB- Opening Angle 1 KHz / 4 KHz (-6 dB):240°/ 92°(H) 40°/ 12°(V)Safety acc. to EN 60065Emergency acc. to EN 54 24 acc. to EN 60849 acc. to BS 5839 8Water and dust protection acc. to EN 60529 IP 65Wind force acc. to Bft11