Garmin External Speaker with 12-Volt Adapter for StreetPilot ( 010-10477-01)
$34.41 At Amazon on 11-18-2008.
This accessory is a replacement for the 12/24-volt adapter cable with external speaker that came with your StreetPilot 2610/2650. It allows you to power your unit off the vehicle's battery and hear the voice prompts. So if you need a new one, don't delay. You'll be lost without it.
