Nikon Corporation in Japan has introduced their latest Media Port UP. It is a wifi-enabled multimedia playback headset device. Nikon combine the display screen, headphones, mobile A/V player, Wi-Fi capability, high-capacity memory, and power source in one compact device. The device is priced around $587, available in the high performance UP300x and the basic UP300.
Unfortunately, they are only available in Japan.
More pictures after the break.