Does it have plug and play for a sd card so you can put a map card in it?
It has two SD card readers. It can read Navionics and Lakemaster map cards.
It has built-in ContourXD mapping with 3,000 bodies of water from the 2006 Navionics Hotmaps Premium coverage.
Humminbird Helix 12 CHIRP SI, 1198c SI, 1198c SI, ONIX 10 SI NT, Helix 7 CHIRP SI GPS G2, 360, RC-1