Yeastar MyPBX S100

100 users (expandable to 200) and 30 concurrent calls (expandable to 60) Includes 100 SIP trunks Add optional modules to activate additional ports up to 16 Analog, 16 BRI, 6 GSM, and 2 E1/T1/J1 Includes 10,000 minutes of expandable voicemail storage Add D30 module to expand capacity by 100 extensions and 30 concurrent calls 2 interfaces for expansion cards (EX08 1 PRI card or EX30 mounting card for 4 modules) Built-in call recording capability Add on powerful apps including auto provisioning, LDAP, and more Free lifetime software/firmware upgrades Connect multiple sites and remote users instantly