This Humminbird Helix 7 CHIRP & Mega Side Imaging (MSI) GPS G3 Fishfinder Headunit is perfect for avid fishermen. With a 7-inch display size, this black colored head unit offers GPS features and sensors for enhanced fishing experience. The brand is Humminbird and it comes with one item in the set. Note-This item came in a box of surplus I bought so I don’t know if it works and it appears to possibly have a bad screen, please review pictures. Sold as is, no warranties or returns.