VOPtech DP28 SIP video Intercom, carring VOPTech’s 6+ years industrial experience in technology and product design, Combing IP technology together with industrial intercom perfectly.

DP28 SIP intercom can be easily configured in varies application scenarios like bank, schools, mining, cities, etc.

Feature Highlights


• 2 SIP Lines
• PoE Enabled
• Full-duplex speakerphone (HF)
• Intelligent DSS Keys (Speed Dial/intercom etc)
• Integrated Noise Reducation with dual MICs
• Omnidirectional pickup
• 2 embedded short-circuit output relays
• Embedded anti-dismantlement alarm
• External Power Supply
• Record voice and video during calls(optional)
• All in ONE intercom and paging service and Selurity  Linkage
• Wall-mount/In-Wall installation
• Voice/video Intercom
• Speed Dial(speed dial key)
• Auto-Answering (per line)
• Voice Message (on server)
• Barge in and calls switched automatically
• Local 3-way Conference


• Wideband CODEC: G.722
• Narrowband CODEC: G.711a/u, G.723.1, G.726-32K, G.729AB, iLBC, AMR
• Full-duplex Acoustic Echo Canceller (AEC) – Hands free Mode, 128ms tail-length
•Voice Activity Detection (VAD) / Comfort Noise Generation (CNG) / Background
Noise Estimation (BNE) / Noise Reduction (NR)
• Packet Loss Concealment (PLC)
• Dynamic Adaptive Jitter Buffer
• DTMF: In-band, Out of Band (RFC2833) / SIP INFO
• Omnidirectional pickup: pickup distance 5 m
• Auto-Provisioning via FTP/TFTP/HTTP/HTTPS/DHCP/TR069/SIP PNP
• Web Management Portal
• Web-based Packet Dump
• Configuration Backup/Restore
• Firmware Upgrade


• Keypad:1or2 DSS Keys (Speed Dial)
• 1 10/100/1000BASE-T RJ45 Ethernet interface, Auto  MDIX
• PoE: 802.3af,Class 3
• Main Chipset: Freescale quard cores 1GHz CPU
• Flash:4GB
• TF card:embedded 32GB(optional)
• Camera: 1284 x 724, CMOS(1/4inch)
• Passive Switch(short-circuit output): Normally Open and Normally Closed highest
at 30V/1A AC/DC
• View angle:120°(H)109°(V)
• IRNIGHT Vision:yes
• Audio Amplifier: 3W
• Cables: CAT5 or better
• Power Supply:12V±15%/1A DC or PoE
• Shell Material: Aluminum Cover and Cast-Aluminum back case
• Protection level: IP65 and Ik10
• Storage Temperature:-40~70℃
• Working Humidity: 10~90%
• Overall Dimension: 223 x 130 x 74mm (W x H x L)
• Package Weight:1.45KG