PoE 802.3af enabled (Power-over-Ethernet) or alternate power source Compatible with most SIP-based IP-PBX servers that comply with SIP RFC 3261 High impact thermoset resin industrial housing and ergonomic heavy duty handset–IP-66 compliant Fully configurable through any internet browser or the on-board display. Static IP address provisioning or DHCP PoE 802.3af enabled...