S-Series VoIP PBX is an award-winning PBX system designed to help SMEs make a giant leap in efficiency and cost savings. ​

• 5 models serving companies with 2-500 users ​
• Easy to deploy, use, and manage ​
• Connectivity: SIP, FXS, PSTN, GSM/3G/4G​
• All-inclusive features with minimum licensing fees​