Comparing with the traditional SV-MD05,SV-MD055, The advantages are:
1. The traditional one is with 320*240 Pixel, 15fps, opposite, SV-MD063 has 640*480 pixel, 30fps.
2. SV-MD063 support audio recording(optional)
3. SV-MD063 can support 8GB SD/MMC card maximum, SV-MD05 and SV-MD055 can support 2G card maximum only.
4. SV-MD063 is with lithium battery. SV-MD05 and SV-MD066 has none.
5. SV-MD063 has led lamps, it can work well in dark situation.
6. SV-MD063 has AV out and USB port out also.