USB 4路全时实音视频采集卡
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<div><span style="font-size: small"><span style="font-size: 14pt">技术参数：</span></span></div>
<div><span style="font-size: 14pt">l 接口输入类型<span style="font-family: Times New Roman">USB</span></span></div>
<div><span style="font-size: 14pt">l 视频输入<span style="font-family: Times New Roman">RCA</span>×<span style="font-family: Times New Roman">4</span></span></div>
<div><span style="font-size: 14pt">l 音频输入：<span style="font-family: Times New Roman">RCA</span>×1</span></div>
<div><span style="font-size: 14pt">l 现场帧率：<span style="font-family: Times New Roman">25</span>帧<span style="font-family: Times New Roman">/</span>秒（<span style="font-family: Times New Roman">PAL</span>制）、<span style="font-family: Times New Roman">30</span>帧<span style="font-family: Times New Roman">/</span>秒（<span style="font-family: Times New Roman">NTSC</span>制）</span></div>
<div><span style="font-size: 14pt">l 录像帧率：<span style="font-family: Times New Roman">25</span>帧<span style="font-family: Times New Roman">/</span>秒（<span style="font-family: Times New Roman">PAL</span>制）、<span style="font-family: Times New Roman">30</span>帧<span style="font-family: Times New Roman">/</span>秒（<span style="font-family: Times New Roman">NTSC</span>制<span style="font-family: Times New Roman">PAL</span>制<span style="font-family: Times New Roman">100</span>帧，<span style="font-family: Times New Roman">NTSC</span>制<span style="font-family: Times New Roman">120</span>帧</span></div>
<div><span style="font-size: 14pt">l 分辨率：<span style="font-family: Times New Roman">640</span>×<span style="font-family: Times New Roman">480/352</span>×<span style="font-family: Times New Roman">240(NTSC)</span>；<span style="font-family: Times New Roman">704</span>×<span style="font-family: Times New Roman">576/352</span>×<span style="font-family: Times New Roman">288(PAL)</span></span></div>
<div><span style="font-size: 14pt">l 录像备份：硬盘、<span style="font-family: Times New Roman">ZIP</span>、<span style="font-family: Times New Roman">USB</span>盘、<span style="font-family: Times New Roman">CD-R/W</span></span></div>
<div><span style="font-size: 14pt">l 工作模式：四种录像模式共同工作远程传输，<span style="font-family: Times New Roman">TCP/IP</span>协议</span></div>
<div><span style="font-size: 14pt">l 传输端口：<span style="font-family: Times New Roman">USB2.0</span></span></div>
<div><span style="font-size: 14pt">l 网络方式：支持<span style="font-family: Times New Roman">IE</span>浏览器、动态域名</span></div>
<div><span style="font-size: 14pt">l <span style="font-family: Times New Roman">P.T.Z</span>控制功能，这个功能支持许多协议。用户可以控制多种速度的云台，包括对<span style="font-family: Times New Roman">P.T.Z</span>设备的横向纵向，缩放，对焦，光圈的调整。支持预设点和自动侦察。</span></div>
<div><span style="font-size: 14pt">l 用户管理。不同的用户拥有不同的预览权限，用户名和密码，因此保证了系统安全。支持多路显示，全屏显示和自动翻转显示</span></div>
<div><span style="font-size: 14pt">l 支持<span style="font-family: Times New Roman">320</span>×<span style="font-family: Times New Roman">240</span>和<span style="font-family: Times New Roman">640</span>×<span style="font-family: Times New Roman">480</span>（<span style="font-family: Times New Roman">NTSC</span>），<span style="font-family: Times New Roman">352</span>×<span style="font-family: Times New Roman">288</span>标准分辨率</span></div>
<div><span style="font-size: 14pt">l <span style="font-family: Times New Roman">MPEG4</span>压缩格式，最大程度减少硬盘的使用空间</span></div>
<div><span style="font-size: 14pt">l 支持多种语言，包括中文（繁体），英语，德语，西班牙语，葡萄牙语和其它定制的语言</span></div>
<div><span style="font-size: 14pt">l 系统要求：<span style="font-family: Times New Roman">USB</span>：<span style="font-family: Times New Roman">2.0</span>。<span style="font-family: Times New Roman">CPU</span>：<span style="font-family: Times New Roman">Intel P4</span>或<span style="font-family: Times New Roman">Celeron 1700MHz</span>（及以上）主板：<span style="font-family: Times New Roman">Intel 845/865/915</span>系列硬盘：<span style="font-family: Times New Roman">80G</span>及以上内存：<span style="font-family: Times New Roman">256M</span>及以上</span></div>
<div><span style="font-size: 14pt">l 显卡：<span style="font-family: Times New Roman">GeForce2</span>，<span style="font-family: Times New Roman">GeForce4</span>，<span style="font-family: Times New Roman">FX5200</span>，<span style="font-family: Times New Roman">ATI Rage128</span></span></div>
<div><span style="font-size: 14pt">l 操作系统：<span style="font-family: Times New Roman">Windows 2000(SP4</span>以上<span style="font-family: Times New Roman">)/2003(SP1</span>以上<span style="font-family: Times New Roman">)/XP(SP2</span>以上<span style="font-family: Times New Roman">) Windows7 32/ 64bit Vista 32/64bit</span>，<span style="font-family: Times New Roman">DirectX</span>：<span style="font-family: Times New Roman">9.0</span></span></div>
