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["电器设备"]
["序号","品牌/         型号","产品图片","产品说明","品牌","数量","单位"]
[1,"一、音箱、功放"]
[2,"主音箱     ",null,"大倒角低频导向设计\n◆低频导向开口大倒角设计能够有效避免导风管内声染，风燥声及从箱体发出的多余高频，并减少因急速的气流而产生的气流声，使声音更清澈、人声呈现更细腻逼真  \n梯形斜角箱体设计\n◆经过反复试验，梯形斜角的箱设计能够有效减少驻波效应，避免箱体内声音叠加，使音箱发声更纯净\n额定功率：250W\n频响范围：42Hz-18KHz(±3dB)\n阻抗：8Ω\n灵敏度：92dB\n单元组成：10\"+3\"X2\n宽/高/深：500mm×300mm×305mm","中国",4,"只"]
[3,"合并式功放 300W",null,"◆功放设计有短路、过载、过温、限幅、开机延。时等保护功能，使用更加安全可靠。\n◆采用功放技术，提供强劲能量，工作稳定，高效节能;\n◆额定功率300W*2/8Ω ","中国",1,"台"]
[4,"二、投影部分"]
[5,"投影仪330UA",null,"投影技术3LCD\n显示芯片0.59英寸芯片\n亮度3300流明\n亮度均匀值85%\n对比度10000:1\n标准分辨率WXGA（1920*1200高清）\n灯泡寿命正常模式：5000小时，经济模式：7000小时\n投影参数 \n变焦方式手动变焦\n聚焦方式手动聚焦\n变焦比1.6:1","日本",1,"台"]
[6,"幕布",null,"幕布类型：电动白塑幕\n投影幕布尺寸：2.44米X1.85米\n120寸比例：4:3","中国",1,"副"]
[7,"线材","国标","高清线材","中国",1,"批"]
[8,"吊挂件","国标",null,"中国",2,"只"]
[9,"空调","大5匹\n制冷适用面积（m2） 54~60 \n制热适用面积（m2） 53~60 \n额定制冷功率（W） 3830 \n额定制热功率（W）3960+3500 \n电源电压（V） 380 \n额定功率（W） 3830 \n",null,"中国",1,"台"]