ZyXEL Prestige P-2000W VoIP WiFi Phone SIP Protocol IEEE 802.11b Wireless

• IEEE 802.11b support
• Frequency band: 2.400 ~ 2.497 GHz
• Channel: FCC Ch1~11, ETSI Ch1~13, Japan Ch1~14
• Data Rate: 11 / 5.5 / 2 / 1 Mbps
• Output Power: 14 + 1dBm
• Sensitivity: -82 dBm@11Mbps
• Operating range: Out-door up to 300m, In-door up to 75m
• 64/128 bit WEP encryption
• Site Survey: Scan available APs in hand setÂ’s environment
• Support infrastructure (public) mode and Ad-hoc mode (option)

Voice

• SIP (RFC 3261) version 2
• SDP (RFC2327)
• RTP (RFC1889)
• RTCP (RFC1890)
• CODEC: G711, G.729a (G.729 is recommended for better voice quality)
• DTMF detection and relay
• G.168 echo cancellation
• Silence Suppression
• Voice Activity Detection (VAD)
• Comfort Noise Generation (CNG)
• Support STUN (RFC3489)
• QoS support TOS / DiffServ
• Support outbound proxy for NAT Traversal
• Built-in Phone book
• Direct IP-to-IP call
• Standby time up to 24 hours, talking time up to 4 hours (Maximum)

Network

• IP address assignment: Fixed IP, DHCP client, PPPoE
• HTTP, TFTP, TCP, UDP, DNS, ARP, ICMP

Management

• LCD screen displayed menu and keypad settings
• Built-in Web Configurator
• Support auto-provisioning