Palm has announced the newest additions to its line of hands-free accessories, including three car kits and a new combination GPS/hands-free speakerphone solution available for a variety of Palm Treo smartphones.

Available immediately are a number of hands-free, installation car kits for use with a variety of Palm Treo smartphones. These kits offer clear voice performance and such functions as Auto Answer. In states that have hands-free laws, these car kits also meet the legal standards for use while driving, and the professionally installed cradle holds the Treo smartphone securely in place.

-- The Comfort Plus DSP Hands-free Car Kit: An affordable option for Treo 680 and Treo 750 customers, this kit has an estimated U.S. street price of $199.

-- The Take&Talk DSP Cradle + CarTalk Hands-free Car Kit: This kit enables Treo 680 and Treo 750 users to enjoy many functions, including DSP (Digital Signal Processing) technology, which cuts noise and echo for clear voice performance, and an extended antenna for greater network sensitivity. This product has an estimated U.S. street price of $259.

-- Take&Talk DSP Hands-free Car Kit Cradle: This product is for existing THB Bury UNI System 8 car kit users who are ready to switch over to a Treo 650 or Treo 700 series smartphone. This product has an estimated U.S. street price of $149.

Palm also announced the GPS Navigator Car Kit, which includes an integrated GPS and a hands-free speakerphone. The estimated U.S. street price is $299.