1 superior quality and competitive price
2 Sip support 2 SIP lines or 1 IAX2 line
3 Support phonebook 500 records

 

ZP502 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 .

 

Voip
-Support SIP 2.0 (RFC3261) and correlative RFCs
-Support IAX2
-Supports 3 SIP line
-Full duplex hands-free speakerphone
-SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server,
-Peer to Peer/ IP call
-DTMF:Support SIP info, DTMF Relay, RFC2833
-Advanced Application Features
-Large dot matrix LCD display and softkeys make user easier to use
-Friendly graphic menu
-headset interface ( 3.5mm Jack or RJ9 connector)
-6 memory keys
-Multilanguage realizes localization
-SIP application: support call forward/ transfer (blind/attended/alert)/ holding/ waiting/ 3
-way talking/ conference/ paging and intercom/ call park/ pickup/ join call/ redial and
-unredial/ click to dial/ vport/secondary dialing automatically/ push to talk
-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, CLIR (reject the
-anonymous call), CLIP (make a call with anonymous), Dial without register
-Incoming calls /outgoing calls / missing calls. Each support 100 records.
-Support Phonebook 500 records
-Support SMS
-Support Memo
-Support alarm clock
-Support Speed dial
-Support XML

Voice
-Codec:G.711A/u, G.7231 high/low, G.729a/b, G.722,G.726
-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
-VAD (Voice Activity Detection)
-CNG(Comfort Noise Generation)

Networking
- WAN/LAN: 10/100M Ethernet ports
- supports Route and Switch mode.
- Support PPPoE for xDSL
- Support PoE
- Support basic NAT and NAPT
- NAT transverse:support STUN client
- Support DHCP client on WAN
- Support DHCP server on LAN
- Support main DNS and secondary DNS server.
- Support VLAN
- Support DMZ
- Support DNS Relay, SNTP Client, Firewall
- Support VPN (L2TP/UDP TUNNEL) , Open VPN/TLS, SRTP security protocol
- QoS with DiffServ
- Network tools in telnet server: including ping, trace route, telnet client

Protocols
- MAC Address
- TCP:Transmission Control Protocol
- DHCP:Dynamic Host Configuration Protocol
- PPPoE:PPP Protocol over Ethernet
- PoE(option)
- SNTP, Simple Network Time Protocol
- STUN - Simple Traversal of User Datagram ...
- MD5 Message-Digest Algorithm
- DNS: Domain Name Server
- RTP: Real-time Transport Protocol
- RTCP:Real-time Control Protocol
- Telnet:Internet's remote login protocol
- HTTP:Hyper Text Transfer protocol
- FTP:File Transfer protocol
- TFTP:Trivial File Transfer Protocol

Management
- Web ,telnet and keypad management
- Management with different account right
- Upgrade firmware through POST mode
- Telnet remote management/ upload/download setting file
- Safe mode provide reliability
- Support Auto Provisioning (HTTP, FTP or TFTP)
- Support S og

 

Hardware
- CPU: Broadcom BCM1190 275MHz
- SDRAM: 128Mbits
- Flash: 32Mbits
- LCD: 57.54 x 79.2mm large dot-matrix display
- Power Consumption Idle: 2.5W/Active: 2.8W

Interface
- Power Input: 100-240VAC Output Power,5VDC,1A.
- WAN RJ45,10/100M port.
- LAN RJ45,10/100M port.
- 2 Headset interface (3.5mm Jack or RJ9 connector)

Operating requirement
- Operation temperature: 0C to 40C (32 to 104F)
- Humidity: 10 to 90% no dew