型号:DE-551

详细参数：

<div class="pro-cont" style="box-sizing: border-box; padding: 30px; margin: 0px; color: rgb(51, 51, 51); font-family: 微软雅黑, " microsoft="" yahei",="" "hiragino="" sans="" gb",="" "冬青黑体简体中文="" w3",="" "microsoft="" stxihei,="" 华文细黑,="" simsun,="" 宋体,="" heiti,="" 黑体;="" font-size:="" 14px;"="">*标配可插拔式配高强度阳极氧化工艺铝合金方形短咪杆，选配鹅颈长杆话筒带红色发言指示光环或圆形黑色哑光喷漆工艺短咪杆；
*话筒表面为高强度阳极氧化铝合金面板喷砂工艺，美观、大方、耐用。
*话筒单元使用2.4寸彩色显示屏，可实时显示当前会议模式、话筒ID号、话筒发言状态、发言计时、发言倒计时,方便与会者掌握时间,提高会议效率。
*话筒单元使用感应式触摸式开关，无机械声、无惧灰尘，开关具备蓝色待机灯，当指示灯亮起情况下，话筒即可打开，熄灭则话筒是处于不能打开；
*专业会议高保真、单一高指向性电容咪芯，发言距离可达到10-40cm时声音清晰,配备高速反馈抑制器可进一步增加拾音距离到50CM-80CM；
*话筒支持第三方中控实现视频跟踪、打开关闭，中控与会议系统主机使用工业RS232通讯协议代码；
*话筒单元供电统一由系统主机提供DC24V安全的低压供电，话筒支持热插拔；
*话筒单元具备3.5MM监听耳机插孔，可随时调节音量大小，可连接录音设备或监听耳机；
*话筒自带RJ45母座和8P母座，单元之间可选择RJ45网线连接或8芯专会议线；
*主席单元不受会议模式限制，并可置于任意位置，具全权控制会议秩序的优键功能，可关闭所有打开的代表单元，按住优先键可临时静音代表进行插话发言功能，松手恢复代表原状态（申请模式下无临时插话功能，申请模式下优先键可短按批准申请发言代表打开，长按优先键可以切断发言中代表单元和申请中单元）
 

*Unit-direction condenser microphone: goose neck microphone with red ring indicator LED, Selection of Aluminum Alloy Square or Cylindrical Short Medium Rod.
*Aluminum alloy panel material on microphone surface, beautiful and durable, silver inverted edge and organic glass.
*With the 2.4 inch colour display screen menu of English, there is showing the meeting information, sate of the equipment, conference mode, ID number, speech countdown time, speaking time, open or off .
*The microphone unit uses an inductive touch switch, without mechanical sound, no fear of dust, blue standby background light. It can display whether the microphone is open in real time. When the status indicator light is on, the microphone can be opened, the microphone can not be opened or applied for speech when status indicator light is off,..
*Professional high fidelity, condenser microphones core, high directivity, Speaking distance can reach 10 to 40 cm with clear voice, use Intelligent Prevent Noise Processor could be 50cm to 1M.
*Digital conference microphone support the third party central control for industrial RS232 communication protocol，it can be though central control to tracking and ON/OFF.
*Inside work with DC24V power by Main machine, It’s safety for users, please order power repeater if you need to connect more than 20pcs in one cable.
*Microphone unit with 3.5MM headphone jack and volume control knob for recording and headset.
*Microphone could choose RJ45 PORT(RJ45 2M cable*2+RJ45 3 port connector) or 8P CONFERENCE PORT(2M+2M conference T connect cable)
*Chairman could be shut down delegate, repress Priority Key Temporary Silence mute delegate, Release Priority delegate sound return back, also Chairman controls the microphone for approving applications.
 
系统技术参数SPECIFICATIONS

产品名称NAME	DE-551
输入、输出input/output	8P-DIN×1 RJ45×1
输入input	单指向性电容麦克风 Condenser Microphone
工作电压power supply	DC24V(由主机供给)
功率损耗current drain	70mA
灵敏度sensitivity	-47Db
信噪比s/n	65Db
频率响应frequency response	100-10KHZ
重量 weight	1.4kg
尺寸(W、D、H）dimension	160×110×60mm 不含咪杆
颜色colors	黑Black
安装installation	台面式Desktop
方短杆MIC Stem Length	70mm 活动(Activity)