ZP 502 IP phone

Advanced IP Phone .57.54 x 79.2mm large dot-matrix display .3 softkey with easy use .6 softkey memory key .SIP 2.0 (RFC3261) and IAX2 .Support PoE .2 Headset interface(3.5mm Jack and RJ9 connector) .Support SMS .G.711 A/U Law, G.722, G.723, G.729 .Rich call control features .G.168 Echo cancellation and VAD,CNG .Full duplex hands-free speaker .Support SRTP .Support basic NAT and NAPT .Support VLAN/VPN/DMZ .10 kind of ring type .Support Bridge model and router .

Supoort Auto Provisioning .VoipSupport SIP 2.0 (RFC3261) and correlative RFCsSupport IAX2Supports 3 SIP lineFull duplex hands-free speakerphoneSIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server,Peer to Peer/ IP callDTMF:Support SIP info, DTMF Relay, RFC2833Advanced Application FeaturesLarge dot matrix LCD display and softkeys make user easier to useFriendly graphic menuheadset interface ( 3.5mm Jack or RJ9 connector)6 memory keysMultilanguage realizes localizationSIP application: support call forward/ transfer (blind/attended/alert)/ holding/ waiting/ 3way talking/ conference/ paging and intercom/ call park/ pickup/ join call/ redial andunredial/ click to dial/ vport/secondary dialing automatically/ push to talkCall control features: flexible dial map, hotline, empty calling no. reject service, blacklist for reject authenticated call, white list, limit call, no disturb, caller ID, CLIR (reject theanonymous call), CLIP (make a call with anonymous), Dial without registerIncoming calls /outgoing calls missing calls.

Each support 100 records.Support Phonebook 500 recordsSupport SMSSupport MemoSupport alarm clockSupport Speed dialSupport XMLVoiceCodec:G.711A/u, G.7231 high/low, G.729a/b, G.722,G.726Echo cancellation: G.168 Compliance in LEC, additional acoustic echocancellation(AEC) can reach 96ms max filter length in hands-free modeSupport Voice Gain Setting, VAD, CNGVAD (Voice Activity Detection)CNG(Comfort Noise Generation)NetworkingWAN/LAN: 10/100M Ethernet portssupports Route and Switch mode.Support PPPoE for xDSLSupport PoESupport basic NAT and NAPTNAT transverse:support STUN clientSupport DHCP client on WANSupport DHCP server on LANSupport main DNS and secondary DNS server.Support VLANSupport DMZSupport DNS Relay, SNTP Client, FirewallSupport VPN (L2TP/UDP TUNNEL) , Open VPN/TLS, SRTP security protocolQoS with DiffServNetwork tools in telnet server: including ping, trace route, telnet clientProtocolsMAC AddressTCP:Transmission Control Protocol DHCP:Dynamic Host Configuration ProtocolPPPoE:PPP Protocol over EthernetPoE(option)SNTP, Simple Network Time ProtocolSTUN - Simple Traversal of User Datagram ...MD5 Message-Digest AlgorithmDNS: Domain Name ServerRTP: Real-time Transport ProtocolRTCP:Real-time Control ProtocolTelnet:Internet's remote login protocolHTTP:Hyper Text Transfer protocolFTP:File Transfer protocolTFTP:Trivial File Transfer ProtocolManagementWeb ,telnet and keypad managementManagement with different account rightUpgrade firmware through POST modeTelnet remote management/ upload/download setting fileSafe mode provide reliabilitySupport Auto Provisioning (, FTP or TFTP)Support SyslogInner box 290* 310* 70mmG.W./unit 1.15 KGCarton MEAS 640* 370 *305 mmUnits per Carton 10 units/ CTNG.W./CTN 16.7 KG/CTNItem QuantityIP phone 1Power Adaptor 1( US or EU standard)User manual 1( disk )