Grandstream's industry leading technology allows us to design commercial quality IP telephone terminal products (such as IP phones, VoIP analog telephone adaptors, low density gateways, etc) at a fractional cost of competing products. Built upon this unique and proprietary technology, Grandstream's IP telephones provide high level compliance with industry open standards, rich functionalities, superb sound quality, ease of use, and most importantly, ultra affordability and extraordinary value to both consumer and corporate customers.