Lowrance USR version 4 (lowranceusr4)
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## Lowrance USR version 4 (lowranceusr4)

This format can...

- read and write waypoints

- read and write tracks

- read and write routes

This format has the following options: title, serialnum, description .

Newer Lowrance HDS series units use a new format, USR version 4. Waypoints, routes, tracks are supported. The format is not completely understood, so certain extended data is ignored, but basic waypoint, route, and track details are all present. Icons are not currently deciphered.

### `title` option

(output) Output title string.

### `serialnum` option

(output) Device serial number.

### `description` option

(output) Content description.

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