USB 2in1 POWER DATA Cable for Garmin Geko 201, Geko 301, eTrex Camo, eMap, eTrex, eTrex Legend (but NOT Legend C), Garmin eTrex Summit Garmin eTrex Venture Garmin eTrex Mariner GolfLogix GPS Receivers: GolfLogix Golf GPS, eTrex Vista (but NOT Vista C)
The cable in this listing is compatible with:eMap and eTrex and new geko 201and also:Garmin Geko 201Garmin Geko 301Garmin eTrex CamoGarmin eMapGArmin eTrexGarmin eTrex Legend (but NOT Legend C)Garmin eTrex Vista (but NOT Vista C)Garmin eTrex SummitGarmin eTrex VentureGarmin eTrex MarinerGolfLogix GPS Receivers:GolfLogix Golf GPSUse this cable to connect your notebook computer to your GPS.  You can also use it for real-time map plotting.Specifications:cable is super heavy duty type, very thick and very robust.  Don't buy those that is thinly built, they break and wear out easilyCable will provide power to your GPS EtrexCable is shielded, comes with ferrite filter to provide best EMI performance. As good as Garmin made cable.Connection to your computer is via USB port.  Do not buy those RS232 cable that comes with a USB-RS232 adapter, you will have tons of compatibility problems.  If you want a RS232 cable, then connect it only to RS232 port and not to a USB port via USB-RS232 adapter.