The one which I found real amazing palm accessories is "Bluetooth Conference Center" you latest Pre, means your palm pre cell phone will become a conference call machine.
* User interface with 5 buttons and 12 dialing keys
* Optimized for all types of rooms
* 3 high-sensitivity microphones covering 360
* 5W hi-fi dynamic speaker
* Management of secure public and private phonebooks
* Operating time: up to 10 hours continuous
* Recharging time: 4 hours
* Batteries: 3 high-capacity Ni-MH batteries
* Full duplex and specific echo cancellation
* Built-in specific SKYPE software menus
* Connectivity: Bluetooth, Skype via USB* dongle
* Number of contacts: 6,000 maximum
* TFT 160x128 pixel screen with 262,144 colors