ITProPortal reports that in an attempt to cater to developers who wish to try out their creative skills on T-Mobile’s G1 handset, Google has unveiled a SIM- and hardware- unlocked version of the handset for US$399. To receive the new unlocked handset, tagged as ‘Android Dev Phone 1,’ users are required to register as an Android developer on Android Market Site, which charges a one-time registration cost of US$25.