pleased to provide the world's most reliable telephone system in its features, operation and services, where the system is classified as the world's number one in excellence of service. AVAYA IP OFFICE 500 The system is AVAYA IP OFFICE, a member of the IP enabled Telephony System family designed and manufactured by AVAYA one of the largest Unified Solution manufacturers and a pioneer in setting (IP Telephony) trials for the future standards. INSTALLING AVAYA IP OFFICE 500 We hope that our offer meets your preference and assuring you that main goal is to provide the highest quality products and services along with the newest technologies available worldwide for Saudi Arabia. AVAYA IP SYSTEM INSTALLING AVAYA PBX AVAYA TELEPHON AVAYA