Linear Commercial Telephone Entry System， One Door (ACP00937)<div style="text-align: left;"><strong>[Product Information]</strong><ul><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"> Telephone style keypad with lighting </span></li><li><span class="a-list-item"> Stainless steel front panel </span></li><li><span class="a-list-item"> TTY connector for the hearing impaired </span></li><li><span class="a-list-item"> Accepts a total of 125 directory listings or stand-alone entry codes </span></li><li><span class="a-list-item"> Simple network capability with up to four units </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51fO9oNATiL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51fO9oNATiL.jpg" noproxy>