- 8FXO 4FXS/4FXO 6FXS/2FXO- 50 SIP clients 62 SIP trunks- Built in 4G/5G module- Connection to PSTN by FXO ports or connection to IP trunk by 4G/5G- PSTN failover upon network or network failure- Rich local voice features: call recording high speed fax video call 3-way calling- Enhanced security: TLS/SRTP encryption white/black list brute force login prevention etc.- Configuration and management with Web GUI or network management system