Telephone FXS ports 1 RJ11 port, communication support in case of power failure

FXO PSTN ports, 1 RJ11 port, communication support in case of power failure

Network Interfaces Three adaptive Gigabit ports (switched, routed or dual card modes) with PoE+

Ports for external devices 1*USB 3.0, 1*SD card port

LEDs No

LCD screen 320X240 colour LCD screen with touchscreen for hotkeys and scroll bar

Voice and fax codecs Opus, G. 711 A-law/U-law, G. 722, G722.1 G722.1C, G. 723.1 5.3K/6.3K, G. 726-32, G. 729A/B, iLBC, GSM; T. 38

Video codecs H. 264, H. 263, H263+, H. 265, VP8

QoS Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS