【纽曼S3】纽曼 Newmine K-908A 无线蓝牙吸顶音响吊顶天花板公共广播喇叭音箱（主机）【行情报价价格评测】-京东

京东首页

京东

全部分类◇

> 我的购物车

<div class="layout-area J-layout-area" >
		<div class="layout layout-auto J-layout" name="通栏布局（100%）" id="68369616" prototypeId="20" area="" layout_name="insertLayout" >
			<div class="layout-one" name="main">
				<style type="text/css" >
#shop-head [style*="2147483647"] div[hui-mod] {display: none !important;}
#shop-head .j-attent-dialog-wrap{display: none;}
#shop-head .sh-brand-wrap-630128 {
font: 14px/1.5 '\5fae\8f6f\96c5\9ed1', Arial, sans-serif;
height: 110px;
overflow:hidden;
position:relative;
transform: scale(1);
}
#shop-head .sh-brand-wrap-630128 img {
vertical-align: middle;
}
#shop-head .sh-brand-wrap-630128 .sh-brand {
position: relative;
margin: 0 auto;
width: 990px;
overflow:hidden;
}
#shop-head .sh-brand-wrap-630128 .sh-hot-container {
    position: absolute;
    width: 1920px;
    text-align: center;
    left: 50%;
    margin-left: -960px;
    height: 110px;
    overflow: hidden;
}
#shop-head .sh-brand-wrap-630128 .sh-hot-container .sh-hot-content {
    display: inline-block;
    width: fit-content;
    position: relative;
}
#shop-head .sh-brand-wrap-630128 .sh-hot-container .hot-link{
    display: 'inline-block';
    position:absolute;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .shop-name-box {
position: absolute;
top: 50%;
margin-top: -30px;
height: 60px;
left: 190px;
vertical-align: top;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .shop-name-box .shop-name{
font-size: 18px;
color: #333;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .shop-logo-box {
position: absolute;
top: 50%;
margin-top: -40px;
}
#shop-head .sh-brand-wrap-630128 .sh-hot-wrap img {
width: 180px;
height: 60px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .hot-link {
display: 'inline-block';
position:absolute;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .coupons {
position: absolute;
right: 0;
top: 50%;
margin-top: -28px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .coupons .coupon {
float: left;
margin-left: 10px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .follow-me {
display: inline-block;
*display: inline;
*zoom: 1;
padding-left: 24px;
width: 47px;
height: 23px;
line-height: 23px;
color: #000;
font-size: 12px;
background: url(data:image/png;base64,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) 0 0 no-repeat;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .follow-me:hover {
background-position: 0 -33px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .for-light-bg {
color: #fff;
background-position: 0 -66px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .m-search {
position: absolute;
right: 0;
top: 50%;
margin-top: -32px;
height: 64px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .m-search .m-kw {
margin-right: -6px;
padding-left: 5px;
width: 164px;
height: 32px;
vertical-align: top;
border: 2px solid #000;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .m-search .m-submit {
padding: 0 15px;
border: 0;
height: 38px;
vertical-align: top;
background-color: #000;
color: #fff;
cursor: pointer;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .m-search .m-hw {
padding-top: 5px;
font-size: 12px;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .m-search .m-hw .hw-link {
margin-right: 10px;
color: #666;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .for-black-bg .m-kw {
border-color: #b1191a;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .for-black-bg .m-submit {
background-color: #b1191a;
}
#shop-head .sh-brand-wrap-630128 .sh-brand .for-black-bg .m-hw .hw-link {
color: #fff;
}
#shop-head .sh-brand-wrap-630128 .userDefinedArea {
 margin: 0 auto;
}

</style>

var jAttWrap = $(".j-attent-dialog-wrap");

if(jAttWrap.length === 0){
            jAttWrap = $(attentHtml).appendTo("body");
        }
    }
    addAttentHtml();
    function _seacrh_hot_keyword(obj){
        var base_url = "//mall.jd.com/view_search" +  "-677722" + "-1000086177" + "-1000086177"   + "-0-1-0-0-1-1-24.html";
        var keyword = $(obj).html();
        if(keyword){
            keyword = encodeURIComponent(keyword);
            keyword = encodeURIComponent(keyword);
        }else{
            keyword="";
        }
        var url = base_url + "?keyword="+keyword+"&isGlobalSearch=1";
        window.open(url);
    }

$('.m-kw').keydown(function(e){
        if(e.keyCode==13){
            var base_url = "//mall.jd.com/view_search" +  "-677722" + "-1000086177" + "-1000086177"   + "-0-1-0-0-1-1-24.html";
            var keyword = $(this).val();
            if(keyword){
                keyword = encodeURIComponent(keyword);
                keyword = encodeURIComponent(keyword);
            }else{
                keyword="";
            }
            var url = base_url + "?keyword="+keyword+"&isGlobalSearch=1";
            window.open(url);
            return false;
        }
    });

function _shop_attention(){
        jQuery('#shop-signs-attention').unbind('click');
        jQuery('#shop-signs-attention').click(function() {
            var that = this;
            seajs.use('//misc.360buyimg.com/jdf/1.0.0/unit/login/1.0.0/login.js', function (_login) {
                _login({
                    //firstCheck:false,
                    modal: true,//false跳转,true显示登录注册弹层
                    complete: function (c) {
                        S_ifollow.follow(that);
                        var url = "//f-mall.jd.com/rpc/vender/follow";
                        url+="?sysName=mall.jd.com&venderId=" +"1000086177";
                        jQuery.ajax({
                            url:url,
                            type : 'GET',
                            dataType : 'jsonp',
                            //jsonp: 'jsonpCallback',
                            success:function (data){
                                S_ifollow.requestSuccess(data);
                            },
                            error:function(){

}
                        });
                    }
                });
            });
        });
    }
    _shop_attention();
</script>

</div>
</div>

</style>

<div onclick="log('shop_03','mall_03','1000086177','18169','922476')" class="fn-clear  sh-head-menu-922476" modeId="18169" instanceId="68369618" module-name="shop_link" style="margin-bottom:0px;;margin-bottom: 0px" origin="0" moduleTemplateId="922476"
          >
    <div class="mc" style=";">
		
        
        
		<div class="J_ShopHeaderLinkWithDropdown sh-hd-container" style="background-color: #404040">
    <div class="sh-hd-wrap">
        <ul class="menu-list">
            <li class="menu">
                <a class="main-link" style="font-weight: bold;color: #FFFFFF" href="//mall.jd.com/index-1000086177.html" target="_self" clstag="jshopmall|keycount|1000086177|xdpdh?from=pc">首页</a>
            </li>
                        <li class="menu all-cate">
                <a class="main-link" style="color: #FFFFFF" href="#" target="_self" clstag="jshopmall|keycount|1000086177|xdpdhqbfl">全部分类<span class="arrow"></span></a>
                <div class="sub-menu-wrap">
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl1">
                            <a href="//mall.jd.com/view_search-677722-6373471-99-1-24-1.html" target="_blank" class="sub-tit-link">KTV专业音响套装</a>
                        </dt>
                                                <dd class="sub-list">
                            <ul class="leaf-list">
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328099-99-1-24-1.html" target="_blank" class="leaf-link">专业ktv音响</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328100-99-1-24-1.html" target="_blank" class="leaf-link">家庭ktv音响</a>
                                </li>
                                                            </ul>
                        </dd>
                                            </dl>
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl2">
                            <a href="//mall.jd.com/view_search-677722-6373472-99-1-24-1.html" target="_blank" class="sub-tit-link">家庭音响</a>
                        </dt>
                                                <dd class="sub-list">
                            <ul class="leaf-list">
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328101-99-1-24-1.html" target="_blank" class="leaf-link">家庭休闲放肆嗨音响</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328102-99-1-24-1.html" target="_blank" class="leaf-link">会议室音响</a>
                                </li>
                                                            </ul>
                        </dd>
                                            </dl>
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl3">
                            <a href="//mall.jd.com/view_search-677722-6373473-99-1-24-1.html" target="_blank" class="sub-tit-link">功放吸顶套装</a>
                        </dt>
                                                <dd class="sub-list">
                            <ul class="leaf-list">
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328103-99-1-24-1.html" target="_blank" class="leaf-link">有线套装</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328104-99-1-24-1.html" target="_blank" class="leaf-link">无线套装</a>
                                </li>
                                                            </ul>
                        </dd>
                                            </dl>
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl4">
                            <a href="//mall.jd.com/view_search-677722-6373474-99-1-24-1.html" target="_blank" class="sub-tit-link">回音壁音响</a>
                        </dt>
                                            </dl>
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl5">
                            <a href="//mall.jd.com/view_search-677722-17328094-99-1-24-1.html" target="_blank" class="sub-tit-link">活动套装</a>
                        </dt>
                                                <dd class="sub-list">
                            <ul class="leaf-list">
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328095-99-1-24-1.html" target="_blank" class="leaf-link">专业演唱会套装</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328096-99-1-24-1.html" target="_blank" class="leaf-link">婚礼音响套装</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328097-99-1-24-1.html" target="_blank" class="leaf-link">商场音响套装</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-17328098-99-1-24-1.html" target="_blank" class="leaf-link">酒店音响套装</a>
                                </li>
                                                            </ul>
                        </dd>
                                            </dl>
                                        <dl class="sub-pannel">
                        <dt class="sub-title" clstag="jshopmall|keycount|1000086177|xdpdhqbfl6">
                            <a href="//mall.jd.com/view_search-677722-17328091-99-1-24-1.html" target="_blank" class="sub-tit-link">功放机</a>
                        </dt>
                                                <dd class="sub-list">
                            <ul class="leaf-list">
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-23470880-99-1-24-1.html" target="_blank" class="leaf-link">定压功放机</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-23470881-99-1-24-1.html" target="_blank" class="leaf-link">大功率功放</a>
                                </li>
                                                                <li class="leaf">
                                    <a href="//mall.jd.com/view_search-677722-23470882-99-1-24-1.html" target="_blank" class="leaf-link">定阻功放机</a>
                                </li>
                                                            </ul>
                        </dd>
                                            </dl>
                                        <div class="all-goods-wrap">
                        <a target="_blank" href="//mall.jd.com/view_search-677722-0-99-1-24-1.html" class="all-goods-link">查看所有商品</a>
                    </div>
                </div>
            </li>
                                                <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh1">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-6373471-99-1-20-1.html">KTV专业音响套装</a>
            </li>
                        <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh2">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-6373472-99-1-20-1.html">家庭音响</a>
            </li>
                        <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh3">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-6373473-99-1-20-1.html">功放吸顶套装</a>
            </li>
                        <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh4">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-6373474-99-1-20-1.html">回音壁</a>
            </li>
                        <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh5">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-17328094-99-1-20-1.html">活动套装</a>
            </li>
                        <li class="menu" clstag="jshopmall|keycount|1000086177|xdpdh6">
                <a style="color: #FFFFFF" class="main-link"  target="_self"  href="//mall.jd.com/view_search-677722-17328091-99-1-20-1.html">手提音箱</a>
            </li>
                                </ul>
                <div class="s-form">
            <div class="form-body">
                <input type="text" class="J_shopLinkSearchInput s-inp" value="" onkeydown="javascript:if(event.keyCode==13) shop_link_search();" maxlength="60" size="60">
                <input type="button" onclick="shop_link_search();" class="s-submit">
            </div>
        </div>
            </div>
</div>
<script type="text/javascript">
    function shop_link_search(){
		var prefix = "//mall.jd.com";
		if (window.location.host.indexOf("yhd.com") != -1) {
			prefix = "//mall.yhd.com";
		}
        var base_url = prefix + "/view_search" +  "-677722" + "-1000086177" + "-1000086177"   + "-0-1-0-0-1-1-24.html";
        var keyword = $('.J_shopLinkSearchInput').val();
        if(keyword){
            keyword = encodeURIComponent(keyword);
            keyword = encodeURIComponent(keyword);
        }else{
            keyword="";
        }
        var url = base_url + "?keyword="+keyword+"&isGlobalSearch=1";
        window.location.href = url;
    }
    function autoHeight(){
        var subNode = $(this).find('.sub-pannel'),
            row = subNode.length%7 === 0?(subNode.length/7):(subNode.length/7 + 1);
        var autoRowHeight = function(row) {
            var maxHeight = 0;
            for (var i = 0; i < 7; i++) {
                if ($(subNode[row*7 + i]).height() > maxHeight) {
                    maxHeight = $(subNode[row*7 + i]).height();
                }
            }
            for (var i = 0; i < 7; i++) {
                $(subNode[row*7 + i]).height(maxHeight);
            }
        };

for (var i = 0; i < row; i++) {
            autoRowHeight(i);
        }
    }
    $(function(){
        $('.J_ShopHeaderLinkWithDropdown').each(function(idx, dp){
            var _this = $(dp);
            _this.parents('.mc,.layout-one,.J-layout').css('overflow', 'visible');
            _this.parents('.J-layout-area').css('position', 'relative').css('zIndex', 4);
        });
        $('.all-cate').hover(function(){
            autoHeight.call(this);
        });
    });
</script>
<script type="text/javascript">
    $("div[moduletemplateid='922476']").find(".thickdiv").removeClass("thickdiv");
    $("div[moduletemplateid='922476']").find(".thickframe").removeClass("thickframe");
</script>

</div>
</div>

</div>
		</div>
	</div>

家用电器

视听影音

吸顶音响

纽曼（Newmine）

纽曼S3

自营

纽曼影音京东自营官方旗舰店

关注店铺

手机下单

进店逛逛 | 关注店铺

纽曼 Newmine K-908A 无线蓝牙吸顶音响吊顶天花板公共广播喇叭音箱（主机）

关注对比

企业购更优惠

纽曼 Newmine K-908A 无线蓝牙吸顶音响吊顶天花板公共广播喇叭音箱（主机）

京东价

￥降价通知

累计评价

促　　销

展开促销

配送至

--请选择--

支持

选择款式

无线蓝牙吸顶主机

无线蓝牙吸顶一拖一

无线蓝牙吸顶一拖二

无线蓝牙吸顶一拖三

无线蓝牙同轴吸顶一拖一

无线蓝牙同轴吸顶一拖二

无线蓝牙同轴吸顶一拖三

无线蓝牙吸顶副机

无线款主音响【可吊顶可壁挂】

无线款副音响【可吊顶可壁挂】

无线款一拖一【可吊顶可壁挂】

无线款一拖二【可吊顶可壁挂】

无线款一拖三【可吊顶可壁挂】

蓝牙款主机【可吊顶可壁挂】

【音箱线互联】蓝牙款一拖一

【音箱线互联】蓝牙款一拖二

【音箱线互联】蓝牙款一拖三

- +

加入购物车

更多商品信息

上翻下翻

纽曼影音京东自营官方旗舰店

进店逛逛关注店铺

店内搜索

关键字：

价　格：到

店内分类

KTV专业音响套装: 专业ktv音响; 家庭ktv音响

家庭音响: 家庭休闲放肆嗨音响; 会议室音响

功放吸顶套装: 有线套装; 无线套装

回音壁音响

活动套装: 专业演唱会套装; 婚礼音响套装; 商场音响套装; 酒店音响套装

功放机: 定压功放机; 大功率功放; 定阻功放机

店铺热销
热门关注

商品介绍
规格与包装
质检报告
售后保障
商品评价
京东试用^new◤

加入购物车

品牌：纽曼（Newmine）

商品名称：纽曼S3
商品编号：100007130625
商品毛重：0.72kg
商品产地：中国大陆
类型：吸顶式
连接方式：蓝牙
适用场景：商用

更多参数>>

商品介绍加载中...

售后保障

厂家服务: 本商品质保周期为1年质保，在此时间范围内可提交维修申请，具体请以厂家服务为准。自收到商品之日起，如您所购买家电商品出现质量问题，请先联系厂家进行检测，凭厂商提供的故障检测证明，在“我的京东-客户服务-返修退换货”页面提交退换申请，将有专业售后人员提供服务。京东承诺您：30天内产品出现质量问题可退货，180天内产品出现质量问题可换货，超过180天按国家三包规定享受服务。
京东承诺: 京东平台卖家销售并发货的商品，由平台卖家提供发票和相应的售后服务。请您放心购买！
注：因厂家会在没有任何提前通知的情况下更改产品包装、产地或者一些附件，本司不能确保客户收到的货物与商城图片、产地、附件说明完全一致。只能确保为原厂正货！并且保证与当时市场上同样主流新品一致。若本商城没有及时更新，请大家谅解！
正品行货: 京东商城向您保证所售商品均为正品行货，京东自营商品开具机打发票或电子发票。
无忧退货: 客户购买京东自营商品7日内（含7日，自客户收到商品之日起计算），在保证商品完好的前提下，可无理由退货。（部分商品除外，详情请见各商品细则）

权利声明：
京东上的所有商品信息、客户评价、商品咨询、网友讨论等内容，是京东重要的经营资源，未经许可，禁止非法转载使用。

注：本站商品信息均来自于合作方，其真实性、准确性和合法性由信息拥有者（合作方）负责。本站不提供任何保证，并不承担任何法律责任。

价格说明：

京东价：京东价为商品的销售价，是您最终决定是否购买商品的依据。

划线价：商品展示的划横线价格为参考价，并非原价，该价格可能是品牌专柜标价、商品吊牌价或由品牌供应商提供的正品零售价（如厂商指导价、建议零售价等）或其他真实有依据的价格；由于地区、时间的差异性和市场行情波动，品牌专柜标价、商品吊牌价等可能会与您购物时展示的不一致，该价格仅供您参考。

折扣：如无特殊说明，折扣指销售商在原价、或划线价（如品牌专柜标价、商品吊牌价、厂商指导价、厂商建议零售价）等某一价格基础上计算出的优惠比例或优惠金额；如有疑问，您可在购买前联系销售商进行咨询。

异常问题：商品促销信息以商品详情页“促销”栏中的信息为准；商品的具体售价以订单结算页价格为准；如您发现活动商品售价或促销信息有异常，建议购买前先联系销售商咨询。

商品评价

全部评论

全部分类◇

为你推荐

纽曼影音京东自营官方旗舰店

店内搜索

店内分类

主体

端口

包装清单

售后保障

商品评价

商品问答

试用