Best, .3gp player for S60 phones for video viewing in full landscape mode on your cell phone!
Brandable media player built on our #1 video engine supports streaming, progressive download and playback with support available for all major mobile content types (3gpp, mpeg-4, h.263, AVC, Windows Media, RealMedia, AAC, MP3, AMR, QCELP). Can be configured as separate audio and video applications or as a single integrated media player. Optional 3-D audio enhancement is also available.

Features Include:

Optimized for streaming video over today's wireless networks
Play/Pause/Stop & Random positioning
Efficient fast forward and rewind.
File Playback Support

iMotion

Interfaces to popular media formats
3GPP & MPEG-4
ASF, WMV and WMA
MP3, AAC, AMR and WAV
RealAudio and RealVideo

Streaming support

3GPP streaming Download support
PV FastTrack Download support
Interfaces allowing iMotion pseudo-streaming and download
Video viewing in full landscape mode, utilizing the entire available screen.
PacketVideo Personal Music Player