i-mate USA has announced the launch of the i-mate Charcoal JAM mobile phone for the U.S. market. Following on the worldwide success of the original JAM, the Charcoal JAM includes advanced Windows Mobile features, with twice the built-in memory at 128 MB. The new i-mate Charcoal JAM retains the same design and compact dimensions of the original JAM, which is the slimmest Pocket PC on the market, but comes in a distinguished charcoal color. The device, powered by Windows Mobile Second Edition for Pocket PC, is Bluetooth compatible, features a 1.3 mega-pixel camera and video recorder and includes e-mail, Internet Explorer, etc. The handset is an unlocked GSM/GPRS (tri-band) device that can operate on the Cingular and T-Mobile networks as well as any other GSM network.