- 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