HP 4 Ports Switch， (J9577A)
<div style="text-align: left;"><strong>[Product Information]</strong>
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<li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li>
<li><span class="a-list-item"> Form Factor: Plug-in module </span></li>
<li><span class="a-list-item"> Ports Qty: 4 ports </span></li>
<li><span class="a-list-item"> Cabling Type: Stacking </span></li>
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<img src="http://ecx.images-amazon.com/images/I/41jBVA9mHKL.jpg" noproxy>