Sony release a new GPS navigator called Sony NV-U35 which small with 3.5-inch touchscreen LCD display (240×320 pixel) resolution QVGA, waterproof chasis, and meet the IPX5 industry spec.
The Sony NV-U35 GPS has 8GB internal memory, memory stick pro duo card slot, USB port, 1W mono speaker, digital compass and cyclometer. You can put it on your bicycle when riding. Also you can get music and video player which support several format like MP3, AAC, eAAC+, WMA and ATRAC (audio), MPEG4 and WMV (video), as well as JPEG.