Why Yealink
1) Equipped with TI TITAN chipset and TI voice engine. Yealink is unique VoIP phone partner of TI in mainland China, Cisco and Polycom IP phone use the same TI VoIP solution.
2) HD Voice: HD Codec, HD Handset, HD Speaker
3) Broadsoft, Asterisk, 3CX, Epygi, pbxnsip etc. certified
4) Broad interoperability with major IP-PBX, softswitch and IMS system
5) Auto-provision, Multi-language, XML Screen, PoE and Headset etc. features