Hummingbird 587ci chip?
Jon Crocker
Posted 4/2/2010 8:33 PM (#432728)
Subject: Hummingbird 587ci chip?




looking for someone who has this GPS unit or who knows what grade navionics chip is compatible w/ this unit. I have tried to look on their website and can not find this unit in there compatability chart. Thanks in advance for your help.