It's no longer the NGP. Call Sony's PSP successor PS Vita. Sony released a variety of publicity photos that show the upcoming portable from a variety of angles.
As Kotaku previously posted, the PS Vita will be available in Wi-Fi and 3G/Wi-Fi models for US$249 and $299.
In Japan, the Wi-Fi model is priced at ¥24,980, and it's €249 in Europe. The 3G/Wi-Fi model is ¥29,980 and €299.
The PS Vita will successively launch in the global market at the end of 2011.