Communications: Voice / fax module
IP Telephony: G.711, G.722, G.723.1, G.728, G.729, G.729a, G.729ab, G.726
Expansion / Connectivity: 3 x 10Base-T/100Base-TX/1000Base-T – RJ-45
Power: Internal power supply
Cisco 2921 Voice Bundle – Router – voice / fax module – GigE – WAN ports: 3
-13%
