Symway Noda 4E1 module - Symway peer-to-peer hybrid PBX module is used to connect PBX to external systems via ISDN 30B+D streams, supports various types of signaling. Depending on the request, it can support from 1 to 4 E1 streams, and provide a step of opening external channels in the ISDN stream up to 1.

E1 streams: 4 E1 trunks

120 simultaneous conversations

SIP phones: 200

VoIP trunks: 100

IP telephony protocols: SIP (RFC3262), IAX2

Codecs: G.711, G.729, G.722, GSM, iLBC, Speex, Opus

Network: 10/100/1000Base-T

Weight: 1900g

Dimensions: 220×280×44 mm

Call recording: Continuous/selective, 2000 hours on an internal 120GB SSD with the ability to upload to an external FTP server