On April 10, 2012 the company Yealink, a leading manufacturer of IP-phones and VoIP communication systems, has announced the official start of sales of the new IP videophone Yealink VP530.
Offer direct white route to Viet Nam termination with competitive rate
and high quality. 100% full CLI and Non CLI; ASR: 65%;
ACD: 13 minutes; PPD: 30s and Capicity 5000 calls.