Yeastar S-Series PBX - S300 up to 500 Users
IP-PBX RACK
300 Users (upgrade to 500 possible) via D30 Modules
100 SIP Trunks
60 Simultaneous calls (upgrade to 120 possible) via D30 Modules
3x EX08 Module Board (not included)
4x module slots per EX08
Max. 24x BRI
Max. 24x FXS / FXO
Max. 6xGSM
Max. 3 PRI via EX30
LICENSE-FREE FEATURES:Call Recording
Voicemail
Remote Extensions
IVR
Blind Transfer
Fax to Email
Auto-Provisioning: Yealink, Snom, Polycom, Cisco, Grandstream, Htek