40 outdoor rain frets frets supply background music loudspeakers Outdoor Speakers

Products, said: Weatherproof Outdoor frets property: 40W Model CS820 CS830 CS840 CS850 input voltage 70 ~ 100V 70 ~ 100V 70 ~ 100V 70 ~ 100V power 20W 30W 40W 50W built-in speakers 2 * 4-inch 3 * 4inch 4 * 4inch 5 * 4inch Frequency response 200Hz-15khz 200Hz-15khz 200Hz-15khz 200Hz-15khz Sensitivity 92dB 92dB 92dB 93dB Specification 135 * 110 * 345mm 135 * 110 * 465mm 135 * 110 * 575mm 135 * 110 * 695mm Case Material Aluminum Aluminum Aluminum Aluminum stencil material Metal Metal Metal Metal automatic broadcasting system installation guide frets installation diagram Note: This power amplifier controlled by the broadcaster, after the connection is directly connected to pagers; 2, the sound signal direction: pagers → amplifier SP1-SP4 → frets and speakers, so the wiring is the power → pagers, pager signal to the amplifier and then sent to the frets after amplification and speakers in order to achieve the function broadcasting system; (SP1-SP4 four area control horn, correspondence four buttons before the power amplifier control different areas, classrooms and playgrounds independence broadcast, grade and between grades.) 3, MIC indicates microphone, amplifier output 3 of the road there is a microphone, wireless microphone convenience Gala, flag. 4, rain frets, wall speaker amplifier will be connected to the audio outputs COM and SP1-SP4. PA → frets: "-" pole connected to the amplifier "COM"; "+" then amplifier 110V "SP1-SP4" amplifier → tweeter :: "-" pole connected to the amplifier "COM"; "+" then the amplifier "4-6 16Ω "speaker should be directed downward 5, frets installation. 6, the broadcast wire must be copper wire, specifications 0.5m2 more. http://ruikangdq.taobao.com