Product Specification :
  • Support SIP 2.0 (RFC3261) and correlative RFCs
  • Support 2 sip line
  • Codec:G.711A/u, G.7231 high/low, G.729a/b, G.722,
  • Echo cancellation: G.168 Compliance in LEC, additional acoustic echo cancellation(AEC) can reach 96ms
  • max filter length in hands-free mode
  • Support Voice Gain Setting, VAD, CNG
  • Full duplex hands-free speakerphone
  • NAT transverse:support STUN client

  Maintenance and Management
  • Web ,telnet and keypad management
  • Management with different account rights
  • Upgrade firmware through POST mode
  • Safe mode provide reliability
  • Support Auto Provisioning (upgrade firmware through HTTP, FTP or TFTP)
  • Support Syslog

  Application Features
  • SIP applicationsupport Call forward/transfer/holding/waiting/3 way call/call park/join call/click to dial
  • SIP support SIP domain, SIP authentication (none, basic, MD5), Peer to Peer call
  • Call control features: flexible dial map, hotline, empty calling no. reject service, black list for reject authenticated call, white list, limit call, no disturb, caller ID,
  • Incoming calls /outgoing calls / missing calls. Each support 100 records
  • Support Phonebook 500 records
  • 10 kind of ring type
  • Support Conference
  • Support Mute
  • Support MWI

  Network Features
  • WAN/LAN: supports Bridge
  • Support PPPoE for xDSL
  • Support DHCP client on WAN
  • Support SNTP Client, Firewall
  • Support main DNS and seconary DNS server
  • Support VLAN
  • QoS with DiffServ
  • Network tools in telnet server: including ping, trace route, telnet client