Symlex android mobile dialerは高品質で使いやすいです。
Symlex High quality VOIP calls and easy to use.
• Crystal clear voice quality.
• Full branding option.
• Bandwidth saver for low bandwidth areas.
• Uses G729.
• Compitable with any switch server.
• Balance information.
• Loudspeaker.
• Call hold.
• Call history information.
• It work most of all android Phones.
• IVR.
•Add new contacts