好東東,大家享用

PortGo (for mobile and desktop)

• Multiple platforms: Support Windows Desktop and Windows mobile
• High Definition video: View, send and receive video in high-resolution HD (1280x720p) video
• High Definition audio: Make audio call in HD audio, support G.722.1, AMR-WB, SPEEX-WB codecs
• Support G.729, G.723.1 codec
• Conferencing:  Support maximum 5 parties audio & video conferencing
• IM:  Support presence and IM in SIMPLE protocol
• QoS:  Allows set the DSCP value to support QoS(Quality of Service)
• Security:  Support TLS and SRTP
• Multiple Language:  Available in English, French, Spanish, Italian and Russian

道理不明白,但是用過後,覺得聲音效果極佳,操作容易.慢用吧.我用的是free version,沒有video和conference功能,要不是我沒用到.