[Amazon.com](http://www.passwird.com/links/QUV2hp) has a Marcum LX-7 Ice Fishing Sonar System/Fishfinder for **$620.49** with free shipping.

* 8″ LCD (800 x 600px) display, Industry-exclusive Sonar Footprint displays area of bottom coverage at any depth
* User-defined on-screen “Dashboard” displays digital depth, battery voltage, range, gain, interference rejection (IR), target adjust, or any combination thereof