Joe Posts: 210 April 15, 2021 at 2:24 pm #2029910 Version 1 of the lakemaster Plus Dakotas/Nebraska map card. this is a micro SD card with full size adapter. $70 shipped. Attachments:SD-card.jpg
Greenhorn Bismarck, NDPosts: 606 April 15, 2021 at 3:44 pm #2029927 Do you know if this is compatible with the Humminbird 597ci?