Scanning sonar, enhances the separation and gives you a nearly photographic, wide image of what passes below your boat. This fishfinder works on a new AutoGain technology to see more fish in water.This device have built-in, high-sensitivity GPS to locate your current position quickly and precisely. The STRIKERT Vivid 9sv features a Garmin QuickdrawT Contours mapping software that create and store maps with 1? Contours for up to 2 million acres. Additionally, the built-in GPS lets you mark waypoints, create routes and view boat? It supports Wi-Fi connectivity and it can be connected to the ActiveCaptain® app1 to transfer waypoints, receive smart notifications and access the Garmin QuickdrawT community. Resolution : 800 x 480 pixels. Frequencies Supported: - CHIRP (mid and high) - Traditional: 50/77/200 kHz - ClearV? Please allow us the opportunity to resolve any issues before opening disputes and/or leaving feedback. If the item includes an ac power adapter for use, it will be 120 volts. Please ensure that this product is compatible with the standards within your country before purchasing.