29 of 34Image
The EtyBlue has a removable boom and can be used with or without the boom. Audio quality was MUCH better with the boom and the boom seemed well implemented.
It seems like Streets & Trips, but this GPS module and software allows you to geotag your photos (using time tag syncing) and upload them to various sites like Google Maps.
There are very few dedicated PDAs left in the market, but Pharos continues to make them with integrated GPS receivers. There is also a model with GSM phone functionality that actually has T-Mobile as a partner.