This is Cuso S600, a mobile device that features WiFi and media playback. Cuso PC S600 is powered by a 266MHz processor, 1GB or 4GB of flash memory and runs Windows CE OS. It supports WiFi 802.11.b.
The device supports almost all kind of media formats. including:
Music: MP3, WMA, ASF, WAV, OGG, AAC, APE
Video: AVI, WMV, DIVX, H.264, ASF, and 3GP
Documents: TXT, DOC, XLS, PDF, PPT, PPS