Internet Phone Made For Home & Office

The DPH‎-120SE Broadband Internet IP Phone allows you to take advantage of your DSL/cable modem connection to make inexpensive Internet phone calls‎.‎ It combines the industry’s latest Voice over the IP network ‎(‎VoIP‎)‎ technology with advanced communication features‎,‎ and is compatible with industry‎- wide phone services‎.‎ This sleek designed IP phone gives you the advantages of VoIP‎,‎ while retaining the same look and feel of a traditional desktop telephone‎.‎

Superior Voice Quality

The DPH‎-120SE IP phone incorporates Quality of Service ‎(‎QoS‎)‎ to ensure that voice received through the Internet is the same as or even surpasses that received on the ordinary phone‎.‎ It supports many useful functions such as call transfer‎,‎ caller ID display‎,‎ 3‎-way conference and speed dialing to make it convenient to dial out or answer phone calls‎.‎

Surf Internet While Making Internet Phone Calls

The DPH‎-120SE comes with two Ethernet ports‎,‎ one to connect to a DSL or cable modem‎,‎ or to your broadband router‎.‎ Once connected and logged onto the Internet‎,‎ you are ready to make and receive calls‎.‎ In addition‎,‎ this IP phone provides another Ethernet port for connection to your PC‎,‎ so you can talk on the IP telephone while browsing web sites‎,‎ send e‎-mail‎,‎ transfer les and do other network tasks on your PC‎.‎

Quality Of Service And Security

The DPH‎-120SE supports voice VLAN to isolate your voice communication so it cannot be tapped over the network‎.‎ It provides priority queues to streamline trac so web browsing and Internet download will not interfere with voice trac and degrade Internet phone quality‎.‎

Technical Specifications‎:‎

Network Interface

• DPH‎-120SE‎:‎ 2 10/100BASE‎-TX Ethernet Ports ‎(‎1 to PoE
• LAN switch with 802.3af compliance‎,‎ 1 to PC‎)‎

Signal‎,‎ Media & Network Protocols

• SIP RFC 3261 & the related RFC standard in Appendix A
• SDP RFC 2327
• RTP RFC 1889
• IP assignment‎:‎ Static IP‎,‎ DHCP and PPPoE
• STUN‎,‎ static port mapping ‎(‎for NAT traversal‎)‎
• SNTP
• DNS & DNS SRV
• TFTP/FTP/HTTP for Auto Provision
• IP/TCP/UDP/ARP/ICMP

Voice Codec

• G‎.‎711a/u ‎(‎64k bps‎)‎
• G‎.‎729A/B ‎(‎8k bps‎)‎
• G‎.‎723.1high/low
• G‎.‎726‎-32
• G‎.‎722

Advanced Voice Quality Features

• Silence Suppression
• Acoustic Echo Cancellation ‎(‎G‎.‎167‎)‎
• Voice Active Detection ‎(‎VAD‎)‎
• Comfort Noise Generation
• Jitter Buffer
• DTMF Transmitter ‎(‎SIP info‎,‎Transparent‎,‎ RFC 2833‎)‎
• Packet Lost Concealment ‎(‎PLC‎)‎

Keypad

• Menu
• Phone Book
• Callers
• 2 Navigator Keys for navigating in configuration‎;‎ volume adjustment of Ringer‎,‎ Speaker phone & Handset
• MWI
• Conference
• RLS‎(‎Release key‎)‎
• Mute
• Transfer
• R/Send ‎(‎Redial and the entry to access call history‎;‎ finish dialing and call the number‎)‎
• Hold
• Speaker
• 12 numeric keys with star & pound key

Call Features

• Call Forward ‎(‎Busy‎,‎ No answer‎,‎
• Unconditional‎)‎
• Call Waiting
• Call waiting Indication
• Three Way Conference
• Anonymous Call/Rejection
• Message Waiting Indication
• Do Not Disturb
• Auto Answer
• Black list
• Limit list
• Auto hangup
• Ban outgoing
• hotline

Speaker Phone

• Built‎-in Speaker

Remote Firmware Upgrade

• FTP/TFTP/HTTP for Firmware remote update
• APS auto‎-provisioning for firmware and profile upgrade

User Interface/Network Management

• Large dot matrix LCD display and
• HTTP‎(‎WEB‎)‎ UI in English version &
• other Languages
• QoS
• IEEE 802.1p Compliant
• Diffserv ‎(‎DSCP‎)‎/ToS
• SECURITY/ CLASS OF SERVICE
• 802.1Q VLAN Tag
• Full range VLAN ID Support

Phone Features

• 1 SIP user
• Caller ID display
• Call History‎:‎ 100 Missed Calls‎,‎ 100 Received Calls‎,‎ 100 Dialed Calls
• Phone book ‎(‎up to 500 contact names and phone numbers‎)‎
• Supports XML Phonebook/Browser
• Supports click to dial via web phonebook
• Day/Time display
• Call/Time display
• 14 Selective Ring tones ‎(‎9 tones & 5 melodies‎)‎
• 10 Speed dial number
• Incoming call indicator
• Password control for Configuration
• Pre‎-dial before sending
• Memo