Check the listing for details. 3COM Megahertz 56k Cellular Modem PC Card – Model #3CXM556 – New/Sealed. Condition: New. Listed at 14.75 USD. 3COM Megahertz 56k Cellular Modem PC Card – Model #3CXM556 – New/Sealed Up for sale is this 3COM Megahertz 56k Cellular Modem PC Card – Model #3CXM556 – New/Sealed. This item is new and still sealed in its factory packaging. Please look carefully at the pictures for more details because they show the actual item you will receive, nothing else is included unless noted. This item comes from a clean, smoke free and pet free environment. Thank you for looking and please check out my other items for sale. Payment Methods: * We Accept PayPal payments. Shipping: * We ship within 3 business days after payment. This is the actual 3COM Megahertz 56k Cellular Modem PC Card – Model #3CXM556 – New/Sealed you will receive. Your feedback is very important to us. We will leave positive feedback for you when you purchase an item. In return once you have received your purchase, please leave us feedback in return. Thank you very much.