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.
4DVISION is a privately held Colorado company. Established in 1995 4DVISION has evolved from a software development company into a Internet Service Provider. 4DVISION is committed to providing excellent services at a reasonable price.