Which gps unit has voice command and live traffic?

Question

I am looking for the best Navigation solution for the money

Answer 1

StreetPilot™ 7500 Mobile GPS Receiver with Dead Reckoning

    * 7" 480 x 234 pixels; color TFT LCD touch screen with auto-dimming backlight

    * Pre-loaded with City Navigator® NT with 3-D or 2-D map view options

    * XM nav-traffic ready with purchase of optional GXM 30 antenna

    * XM traffic notifies and provides alternate routes when accidents, road construction and weather-related traffic delays occur

    * Bluetooth® wireless technology for hands-free calling

    * Live traffic alerts available with optional GTM 10 traffic receiver

    * Dead reckoning allows you to receive navigation data even when GPS signals are obscured

    * Automatic route calculation/recalculations

    * SD™ card slot for added memory expansion

    * Built-in wireless FM transmitter for audio and MP3 playback

    * Text-to-speech voice prompted turn-by-turn directions

    * 7 1/2" W x 4 1/2" H x 2 3/16" D

    * Includes remote, DC/AC adapters, dash mount, dead reckoning cable and USB cable

$1200

Best one in the market, and buy it from the source i found they have the best prices too.

Second option,

StreetPilot™ c340 Mobile GPS Receiver

    * 3.5" 16-bit color transflective TFT LCD touch screen with white backlight

    * Pre-loaded CitySelect® North America NT database

    * Text-to-speech feature calls out turns by street name

    * Automatic route calculation/recalculation

    * 3-D navigation view or 2-D overhead view

    * Custom road preference to priortize choice of roads and highways

    * Traffic delay notification with optional GTM 10 FM TMC receiver

    * Stores 500 waypoints with name and graphic symbol

    * WAAS-enabled positioning accuracy up to 3m

    * 4 7/16" W x 3 3/16" H x 2 13/16" D

    * Includes rechargeable Li-Ion battery, USB interface cable, dashboard disk, and vehicle suction-cup mount with 12/24V adapter

Weight: 1.8 lbs

$279.99