- 商家货号：D0102HH6RLP
1.About this item
Details:
✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
AUDIO-PRESENTATION-SYSTEM-01 Features: ⭐️ Two premium-quality inbuilt speaker 660G ⭐️ Echo Control function; delay and repeat ⭐️ AUX input for Mobile and computers both. ⭐️ Two wired microphone input ⭐️ Rechargeable Wireless Microphone unit ⭐️ 220V-240V; 50/60HZ operated ⭐️ Wooden M.D.F cabinet ⭐️ Fresh PP plastic in front for elegant look Technical Specifications: ��Function Parameters ��Using way Hand; neck; desktop ��Frequency response range 2300～2490MHz ��Current consumption 28mA ��Power supply voltage 3.3V~5V ��The number of channels 80 ��Modulation GFSK; BT=0.5Gaussian ��The sampling frequency ＞48K ��Transmit power 15dBm ��The input impedance 1OK Ohm ��Input level 2.8Vp-p(Max) ��Life time About 4 hours �� Audio delay <12ms ��Frequency response 40～18KHz ��Dynamic range @1kHz 81dB ��The degree of separation @1kHz 90dB ��Working temperature -35℃~60℃ ��Charger Input180~240V; 50~60Hz output: DC5V; 400mA Standard USB Interface ��The degree of separation 63.6mm*23.8mm*20.2mm USP: ✔️Lapel Microphone provided for the lecturers and speakers ✔️Teaching System works within the range of 20m-25m in a closed classroom auditoriums etc. ✔️Lapel Microphone is rechargeable ✔️Separate volume controller in lapel microphone
✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
AUDIO-PRESENTATION-SYSTEM-01 Features: ⭐️ Two premium-quality inbuilt speaker 660G ⭐️ Echo Control function; delay and repeat ⭐️ AUX input for Mobile and computers both. ⭐️ Two wired microphone input ⭐️ Rechargeable Wireless Microphone unit ⭐️ 220V-240V; 50/60HZ operated ⭐️ Wooden M.D.F cabinet ⭐️ Fresh PP plastic in front for elegant look Technical Specifications: ��Function Parameters ��Using way Hand; neck; desktop ��Frequency response range 2300～2490MHz ��Current consumption 28mA ��Power supply voltage 3.3V~5V ��The number of channels 80 ��Modulation GFSK; BT=0.5Gaussian ��The sampling frequency ＞48K ��Transmit power 15dBm ��The input impedance 1OK Ohm ��Input level 2.8Vp-p(Max) ��Life time About 4 hours �� Audio delay <12ms ��Frequency response 40～18KHz ��Dynamic range @1kHz 81dB ��The degree of separation @1kHz 90dB ��Working temperature -35℃~60℃ ��Charger Input180~240V; 50~60Hz output: DC5V; 400mA Standard USB Interface ��The degree of separation 63.6mm*23.8mm*20.2mm USP: ✔️Lapel Microphone provided for the lecturers and speakers ✔️Teaching System works within the range of 20m-25m in a closed classroom auditoriums etc. ✔️Lapel Microphone is rechargeable ✔️Separate volume controller in lapel microphone
">✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
AUDIO-PRESENTATION-SYSTEM-01 Features: ⭐️ Two premium-quality inbuilt speaker 660G ⭐️ Echo Control function; delay and repeat ⭐️ AUX input for Mobile and computers both. ⭐️ Two wired microphone input ⭐️ Rechargeable Wireless Microphone unit ⭐️ 220V-240V; 50/60HZ operated ⭐️ Wooden M.D.F cabinet ⭐️ Fresh PP plastic in front for elegant look Technical Specifications: ��Function Parameters ��Using way Hand; neck; desktop ��Frequency response range 2300～2490MHz ��Current consumption 28mA ��Power supply voltage 3.3V~5V ��The number of channels 80 ��Modulation GFSK; BT=0.5Gaussian ��The sampling frequency ＞48K ��Transmit power 15dBm ��The input impedance 1OK Ohm ��Input level 2.8Vp-p(Max) ��Life time About 4 hours �� Audio delay <12ms ��Frequency response 40～18KHz ��Dynamic range @1kHz 81dB ��The degree of separation @1kHz 90dB ��Working temperature -35℃~60℃ ��Charger Input180~240V; 50~60Hz output: DC5V; 400mA Standard USB Interface ��The degree of separation 63.6mm*23.8mm*20.2mm USP: ✔️Lapel Microphone provided for the lecturers and speakers ✔️Teaching System works within the range of 20m-25m in a closed classroom auditoriums etc. ✔️Lapel Microphone is rechargeable ✔️Separate volume controller in lapel microphone
✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
AUDIO-PRESENTATION-SYSTEM-01 Features: ⭐️ Two premium-quality inbuilt speaker 660G ⭐️ Echo Control function; delay and repeat ⭐️ AUX input for Mobile and computers both. ⭐️ Two wired microphone input ⭐️ Rechargeable Wireless Microphone unit ⭐️ 220V-240V; 50/60HZ operated ⭐️ Wooden M.D.F cabinet ⭐️ Fresh PP plastic in front for elegant look Technical Specifications: ��Function Parameters ��Using way Hand; neck; desktop ��Frequency response range 2300～2490MHz ��Current consumption 28mA ��Power supply voltage 3.3V~5V ��The number of channels 80 ��Modulation GFSK; BT=0.5Gaussian ��The sampling frequency ＞48K ��Transmit power 15dBm ��The input impedance 1OK Ohm ��Input level 2.8Vp-p(Max) ��Life time About 4 hours �� Audio delay <12ms ��Frequency response 40～18KHz ��Dynamic range @1kHz 81dB ��The degree of separation @1kHz 90dB ��Working temperature -35℃~60℃ ��Charger Input180~240V; 50~60Hz output: DC5V; 400mA Standard USB Interface ��The degree of separation 63.6mm*23.8mm*20.2mm USP: ✔️Lapel Microphone provided for the lecturers and speakers ✔️Teaching System works within the range of 20m-25m in a closed classroom auditoriums etc. ✔️Lapel Microphone is rechargeable ✔️Separate volume controller in lapel microphone
">">✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
AUDIO-PRESENTATION-SYSTEM-01 Features: ⭐️ Two premium-quality inbuilt speaker 660G ⭐️ Echo Control function; delay and repeat ⭐️ AUX input for Mobile and computers both. ⭐️ Two wired microphone input ⭐️ Rechargeable Wireless Microphone unit ⭐️ 220V-240V; 50/60HZ operated ⭐️ Wooden M.D.F cabinet ⭐️ Fresh PP plastic in front for elegant look Technical Specifications: ��Function Parameters ��Using way Hand; neck; desktop ��Frequency response range 2300～2490MHz ��Current consumption 28mA ��Power supply voltage 3.3V~5V ��The number of channels 80 ��Modulation GFSK; BT=0.5Gaussian ��The sampling frequency ＞48K ��Transmit power 15dBm ��The input impedance 1OK Ohm ��Input level 2.8Vp-p(Max) ��Life time About 4 hours �� Audio delay <12ms ��Frequency response 40～18KHz ��Dynamic range @1kHz 81dB ��The degree of separation @1kHz 90dB ��Working temperature -35℃~60℃ ��Charger Input180~240V; 50~60Hz output: DC5V; 400mA Standard USB Interface ��The degree of separation 63.6mm*23.8mm*20.2mm USP: ✔️Lapel Microphone provided for the lecturers and speakers ✔️Teaching System works within the range of 20m-25m in a closed classroom auditoriums etc. ✔️Lapel Microphone is rechargeable ✔️Separate volume controller in lapel microphone
✅ One V.H.F lapel Microphone with a clip to attach a microphone to your pocket or collar with an adjustable gooseneck.
✅ Separate Volume Controller switch on Wireless Mic along with On/Off
✅ External Speaker socket for attaching another compatible Speaker
✅ Texture powder-coated structure of the teaching system
✅ Detachable Mic for safe and secure placement.
0){
buynow(208672,buy_goods_quantity);
}
});
// 到货通知
// 规格选择
$('dl[dstype="ds-spec"]').find('a').each(function(){
$(this).click(function(){
if ($(this).hasClass('hovered')) {
return false;
}
$(this).parents('ul:first').find('a').removeClass('hovered');
$(this).addClass('hovered');
checkSpec();
});
});
});
function checkSpec() {
var spec_param = [{"sign":"","url":"\/home\/Goods\/index.html?goods_id=208672"}];
var spec = new Array();
$('ul[nctyle="ul_sign"]').find('.hovered').each(function(){
var data_str = ''; eval('data_str =' + $(this).attr('data-param'));
spec.push(data_str.valid);
});
spec1 = spec.sort(function(a,b){
return a-b;
});
var spec_sign = spec1.join('|');
$.each(spec_param, function(i, n){
if (n.sign == spec_sign) {
window.location.href = n.url;
}
});
}
// 验证购买数量
function checkQuantity(){
var quantity = parseInt($("#quantity").val());
if (quantity < 1) {
layer.msg("请填写购买数量");
$("#quantity").val('1');
return false;
}
max = parseInt($('[dstype="goods_stock"]').text());
if(quantity > max){
layer.msg("库存不足");
return false;
}
return quantity;
}
// 立即购买js
function buynow(goods_id,quantity){
login_dialog();
}
$(function(){
//选择地区查看运费
$('#transport_pannel>a').click(function(){
var id = $(this).attr('dstype');
if (id=='undefined') return false;
var _self = this,tpl_id = '0';
var url = HOMESITEURL+'/Goods/calc.html?rand='+Math.random();
$('#transport_price').css('display','none');
$('#loading_price').css('display','');
$.getJSON(url, {'id':id,'tid':tpl_id}, function(data){
if (data == null) return false;
if(data != 'undefined') {$('#nc_kd').html('运费$Think.lang.ds_colon}' + data + '元');}else{'卖家承担运费';}
$('#transport_price').css('display','');
$('#loading_price').css('display','none');
$('#ncrecive').html($(_self).html());
});
});
$("#ds-bundling").load("/home/Goods/get_bundling.html?goods_id=208672", function(){
if($(this).html() != '') {
$(this).show();
}
});
$("#salelog_demo").load("/home/Goods/salelog.html?goods_id=208672&store_id=22&vr=0", function(){
// Membership card
$(this).find('[dstype="mcard"]').membershipCard({type:'shop'});
});
$("#consulting_demo").load("/home/Goods/consulting.html?goods_id=208672&store_id=22", function(){
// Membership card
$(this).find('[dstype="mcard"]').membershipCard({type:'shop'});
});
/** goods.php **/
// 商品详情默认情况下显示全部
$('#tabGoodsIntro').click(function(){
$('.bd').css('display','none');
$('#dsGoodsIntro').css('display','');
$('.hd').css('display','none');
});
// 点击评价隐藏其他以及其标题栏
$('#tabGoodsRate').click(function(){
$('.bd').css('display','none');
$('#dsGoodsRate').css('display','');
$('.hd').css('display','none');
});
// 点击成交隐藏其他以及其标题
$('#tabGoodsTraded').click(function(){
$('.bd').css('display','none');
$('#dsGoodsTraded').css('display','');
$('.hd').css('display','none');
});
// 点击咨询隐藏其他以及其标题
$('#tabGuestbook').click(function(){
$('.bd').css('display','none');
$('#dsGuestbook').css('display','');
$('.hd').css('display','none');
});
//商品排行Tab切换
$(".dss-top-tab > li > a").mouseover(function(e) {
if (e.target == this) {
var tabs = $(this).parent().parent().children("li");
var panels = $(this).parent().parent().parent().children(".dss-top-panel");
var index = $.inArray(this, $(this).parent().parent().find("a"));
if (panels.eq(index)[0]) {
tabs.removeClass("current ").eq(index).addClass("current ");
panels.addClass("hide").eq(index).removeClass("hide");
}
}
});
//触及显示缩略图
$('.goods-pic > .thumb').hover(
function(){
$(this).next().css('display','block');
},
function(){
$(this).next().css('display','none');
}
);
/* 商品购买数量增减js */
// 增加
$('a[dstype="increase"]').click(function(){
num = parseInt($('#quantity').val());
max = parseInt($('[dstype="goods_stock"]').text());
if(num < max){
$('#quantity').val(num+1);
}
});
//减少
$('a[dstype="decrease"]').click(function(){
num = parseInt($('#quantity').val());
if(num > 1){
$('#quantity').val(num-1);
}
});
$('#categorymenu').on('click', 'li', function() {
$('#categorymenu li').removeClass('current');
$(this).addClass('current');
});
//评价列表
$('#comment_tab').on('click', 'li', function() {
$('#comment_tab li').removeClass('current');
$(this).addClass('current');
load_goodseval($(this).attr('data-type'));
});
load_goodseval('all');
function load_goodseval(type) {
var url = "/home/Goods/comments.html?goods_id=208672";
url += '&type=' + type;
$("#goodseval").load(url, function(){
$(this).find('[dstype="mcard"]').membershipCard({type:'shop'});
});
}
//记录浏览历史
$.get("/home/Goods/addbrowse.html?gid=208672");
// 满即送、加价购显示隐藏
$('[dstype="show-rule"]').click(function(){
$(this).parent().find('[dstype="rule-content"]').show();
});
$('[dstype="hide-rule"]').click(function(){
$(this).parents('[dstype="rule-content"]:first').hide()
});
$('.dss-buy').bind({
mouseover:function(){$(".dss-point").show();},
mouseout:function(){$(".dss-point").hide();}
});
});
/* 加入购物车后的效果函数 */
function addcart_callback(data){
if(data.state=='true'){
$('#bold_num').html(data.num);
$('#bold_mly').html(price_format(data.amount));
$('.dss-cart-popup').fadeIn('fast');
}else{
layer.msg(data.message)
}
}
var $cur_area_list,$cur_tab,next_tab_id = 0,cur_select_area = [],calc_area_id = '',calced_area = [],cur_select_area_ids = [];
$(document).ready(function(){
$("#dss-freight-selector").hover(function() {
//如果店铺没有设置默认显示区域，马上异步请求
if (typeof ds_a === "undefined") {
$.getJSON(HOMESITEURL + "/Goods/json_area?callback=?", function(data) {
ds_a = data;
$cur_tab = $('#dss-stock').find('li[data-index="0"]');
_loadArea(0);
});
}
$(this).addClass("hover");
$(this).on('mouseleave',function(){
$(this).removeClass("hover");
});
});
$('ul[class="area-list"]').on('click','a',function(){
$('#dss-freight-selector').unbind('mouseleave');
var tab_id = parseInt($(this).parents('div[data-widget="tab-content"]:first').attr('data-area'));
if (tab_id == 0) {cur_select_area = [];cur_select_area_ids = []};
if (tab_id == 1 && cur_select_area.length > 1) {
cur_select_area.pop();
cur_select_area_ids.pop();
if (cur_select_area.length > 1) {
cur_select_area.pop();
cur_select_area_ids.pop();
}
}
next_tab_id = tab_id + 1;
var area_id = $(this).attr('data-value');
$cur_tab = $('#dss-stock').find('li[data-index="'+tab_id+'"]');
$cur_tab.find('em').html($(this).html());
$cur_tab.find('i').html('');
if (tab_id < 2) {
calc_area_id = area_id;
cur_select_area.push($(this).html());
cur_select_area_ids.push(area_id);
$cur_tab.find('a').removeClass('hover');
$cur_tab.nextAll().remove();
if (typeof ds_a === "undefined") {
$.getJSON(HOMESITEURL + "/Goods/json_area?callback=?", function(data) {
ds_a = data;
_loadArea(area_id);
});
} else {
_loadArea(area_id);
}
} else {
//点击第三级，不需要显示子分类
if (cur_select_area.length == 3) {
cur_select_area.pop();
cur_select_area_ids.pop();
}
cur_select_area.push($(this).html());
cur_select_area_ids.push(area_id);
$('#dss-freight-selector > div[class="text"] > div').html(cur_select_area.join(''));
$('#dss-freight-selector').removeClass("hover");
_calc();
}
$('#dss-stock').find('li[data-widget="tab-item"]').on('click','a',function(){
var tab_id = parseInt($(this).parent().attr('data-index'));
if (tab_id < 2) {
$(this).parent().nextAll().remove();
$(this).addClass('hover');
$('#dss-stock').find('div[data-widget="tab-content"]').each(function(){
if ($(this).attr("data-area") == tab_id) {
$(this).show();
} else {
$(this).hide();
}
});
}
});
});
function _loadArea(area_id){
if (ds_a[area_id] && ds_a[area_id].length > 0) {
$('#dss-stock').find('div[data-widget="tab-content"]').each(function(){
if ($(this).attr("data-area") == next_tab_id) {
$(this).show();
$cur_area_list = $(this).find('ul');
$cur_area_list.html('');
} else {
$(this).hide();
}
});
var areas = [];
areas = ds_a[area_id];
for (i = 0; i < areas.length; i++) {
if (areas[i][1].length > 8) {
$cur_area_list.append("