Sony unveiled the line-up of new accessories and peripherals for the upcoming Sony PSP Go at the TGS 2009 in Japan. The new PSP Go accessories are confirmed for Japan and the United States.
The new PSP Go accessories include a Bluetooth Stereo Head-set Receiver allowing you to use Bluetooth headsets.
Also interesting is the PSPgo Converter Cable Adaptor that allows PSP Go users to continue using peripherals for PSP such as 1Seg Tuner, GPS Receiver and Camera designed for PSP-1000, PSP-2000 and PSP-3000 series on the PSPgo system that adopts Multi-use connector.

The above two accessories will ship in Japan this year, but will come to the US in 2010.
Other PSPgo or PSP Go (Sony is not consistent in the use in the press-release includes also AC Adaptor, USB cable, AV cable, Cradle, Pouch and Car adaptor.

List of Accessories:

   -- Bluetooth Stereo Head-set Receiver (2010) TBD
   -- Convertor Cable Adaptor PSP-N440 (2010) TBD
   -- Cradle                                          $29.99 (SRP)
   -- AV Cable                                        $19.99 (SRP)
   -- Component AV Cable                              $29.99 (SRP)
   -- USB Cable                                       $14.99 (SRP)
   -- AC Adaptor                                      $14.99 (SRP)
   -- Display Protection Film (two pack)               $9.99 (SRP)
   -- Traveler Case (in Lake Blue and Black)          $19.99 (SRP)
   -- Soft Carrying Case                              $14.99 (SRP)
   -- In-Ear Headset                                  $19.99 (SRP)
   -- 2GB Memory Stick Micro + Duo Adaptor            $19.99 (SRP)
   -- 4GB Memory Stick Micro + Duo Adaptor            $34.99 (SRP)
   -- 8GB Memory Stick Micro + Duo Adaptor            $49.99 (SRP, will
      release shortly after launch)