(#2720). CorpTech, Inc. is pleased to offer the 2720 WAN/Twinax Adapter. This will allow the installation of 28 Twinax devices. The card is also a communications line. This cable is not included but is available for an additional $75. This card will work on many as/400 models including 150,170,250, 600, 620, S10, S20, 720 and may work on other machines. Feature also comes with 4-port attachment cable. Check fitment prior to bidding. It is guaranteed to be in good working order.