D-Link DPH-400S/SE – Broadband IP Phone with Dual Ethernet Ports, Large LCD, Speakerphone & VoIP Call Features

• The D-Link DPH-400S/SE is a Broadband IP Phone designed for home and office VoIP communication.

• It connects to a DSL/cable modem or router to enable phone calls over the Internet while keeping the familiar look and feel of a traditional desktop phone.

• The phone combines VoIP technology with advanced communication features such as call transfer, call forwarding, call hold, 3-way conference, phonebook, caller ID, and call logs.

• It supports Quality of Service (QoS) to deliver clear and smooth voice communication over IP networks.

• The DPH-400SE model supports connection to a PoE LAN switch with IEEE 802.3af compliance, while the DPH-400S uses standard Ethernet and external power adapter.

• The phone includes a large LCD display, speakerphone, full-feature keypad, speed dial, volume control, ringtone selection, and optional extended dial module support.

• Broadband IP Phone for VoIP calling over Internet connection

• Ideal for home and office use

• Connects through router or directly to DSL/cable modem

• Large LCD display for phonebook and caller ID

• Built-in phonebook with up to 100 contact names and phone numbers

• Call log for missed, answered, and dialed calls

• Supports caller ID display and call waiting indication

• Speakerphone support

• Headset support

• Mute, redial, hold, call transfer, and call conference functions

• Supports 3-way conference calling

• Volume control for ringer, handset, and speaker

• 10 selectable ringtones

• 10 speed dial numbers

• Optional DPH-400SEDM extended dial module support

• Supports QoS for smooth voice performance

• Advanced voice quality features including Echo Cancellation, VAD, CNG, Dynamic Jitter Buffer, and PLC

• User/Admin password control for configuration

• Web-based GUI for easy installation and configuration

• Product Type: Broadband IP Phone / VoIP Desktop Phone

• Models: DPH-400S / DPH-400SE

• Network Interface DPH-400S: 2 × 10/100BASE-TX Ethernet Ports

• DPH-400S Ports: 1 port to DSL/Cable modem, 1 port to PC

• Network Interface DPH-400SE: 2 × 10/100BASE-TX Ethernet Ports

• DPH-400SE Ports: 1 port to PoE LAN switch with 802.3af compliance, 1 port to PC

• Network Support: PPPoE, Static IP, DHCP Server

• Voice Codecs: G.711a/u 64 kbps, G.726

• Optional Voice Codecs: G.729A/B 8 kbps, G.723.1, BroadVoice16/32

• LCD: Black/White Display

• Phonebook Capacity: Up to 100 contacts

• Call Log: 30 missed calls, 30 answered calls, 30 dialed calls

• Speed Dial: 10 speed dial numbers

• Ringtones: 10 selectable ring tones

• Keypad Features: Speakerphone, mute, headset, redial, hold, call transfer, call conference, message retrieval MWI, soft keys

• Advanced Voice Features: Silence Suppression, Acoustic Echo Cancellation G.167, Voice Activation Detection, Comfort Noise Generation, Dynamic Jitter Buffer, Packet Loss Concealment

• DTMF Support: SIP INFO, Transparent, RFC2833 relay

• QoS & Security: IEEE 802.1Q, IEEE 802.1p, DiffServ DSCP, VLAN ID support, Class of Service by VLAN Tag

• User Interface: LCD/Keypad UI in English version

• Web Interface: HTTP Web UI in English version

• Network Management: SNMP v2

• Firmware Update: FTP/TFTP remote update

• Auto Provisioning: APS auto-provisioning for firmware and profile upgrade

• Emergency Upgrade: Supported if firmware is corrupted

• Input Power: Through 100V to 240VAC external power adapter

• Output Power: 5V / 1000mA

• Operating Temperature: 0°C to 40°C

• Storage Temperature: -20°C to 65°C

• Operating Humidity: 10% to 90%

• Storage Humidity: 5% to 95%

• Certification: CE Class B, FCC Class B

• Home VoIP phone systems

• Office VoIP communication

• IP-PBX telephone extensions

• Reception desks and administrative offices

• Customer service desks

• Small and medium business phone systems

• Internet-based voice calling

• Office users requiring desktop IP phones with advanced call handling

• Recommended for offices and small business environments that need reliable VoIP desktop phones with essential business calling features.

• Suitable for IP-PBX deployments where users require phonebook, caller ID, call transfer, hold, conference, and speakerphone functions.

• The DPH-400SE version is recommended when PoE network infrastructure is available, as it simplifies installation and reduces the need for separate power adapters.

• A practical choice for companies upgrading from traditional telephony to VoIP communication while keeping a familiar desktop phone experience.