Network Interface
One (1) 10/100Mbps auto-sensing ethernet port (RJ45)
Caller ID
Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
Telephone Interfaces
Four(4) RJ11 FXS ports
Dimension
28.5 x 130 x 90 mm (H x W x D)
DTMF Method
In-audio, RFC2833 and/or SIP INFO