According to Palm Boulevard, Sony has recently announced that they will be releasing a Palm OS 4.X upgrade for the Sony Clie N700C. In addition to the upgrade, Sony will also be releasing a new device model number N750C. The N750C appears to be a N700C that ships with OS 4.x.

The N750C is going to be produced for the Japanese market. There is no word yet if there will be a comparable device for the US market. The Web site makes some mention of a September 22 ship date, but there is no mention of cost.