Combo unit. comes with Navionics chip. airmar p66 transom mount transducer. all wiring harnesses. GPS antenna. The 12" C120W features a high resolution 1280 x 800 pixel (WXGA) widescreen display. The C120W is sunlight viewable and utilizes optical bonding technology for improved contrast, vibrant colors and a wide viewing angle. Display and menu navigation is also simplified with the all new UniControl™ pad. https://www.raymarine.com/view/index-id=106.html make me a reasonable offer. text me 250-217-8841