IP Phone Yealink SIP-T28P has all the advantages of other devices from Yealinkâs product range: convenient handset, the optimal angle of the screen, high-definition audio that meets IEEE1329 standards, ten additional programmable keys to automate most common actions and LED status indication of contacts whose numbers are set to speed dial.
Advanced Innovative Technologies Inc., was founded in 1988 as an engineering research and product development firm. The areas of expertise encompassed range from Information Technology (IT) to advanced materials and telecommunications.