Check the listing for details. Adtran HTUR TSCAN 1223026L1 Optical Transceiver Card. Condition: Used. Listed at 24.99 USD. “THESE MODULES HAVE BEEN REMOVED FROM A WORKING SYSTEM AND ARE IN EXCELLENT WORKING CONDITION.” This Adtran HTUR TSCAN 1223026L1 Optical Transceiver Card is a high-quality device that is perfect for any computer setup. It is designed to provide reliable and efficient performance, ensuring that your network connection is always stable. The card is made by the trusted brand Htur, which is known for their top-of-the-line products. With this interface/add-on card, you can easily connect to other devices and ensure that your network is always secure. It is perfect for use in businesses or homes, and is compatible with a wide range of different computer systems. The Adtran HTUR TSCAN 1223026L1 Optical Transceiver Card is a must-have for anyone who wants a reliable and efficient network connection.